Butanoic Acid Reference Standards List

Butanoic Acid Pharmaceutical Reference Standards

Butanoic Acid Stable Isotopes

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

"2-(2-Nitrobenzylidene)-3-oxobutanoic Acid, 2-Acetoxy-2-methylpropyl Ester-d6"

CAT No.	: CS-T-83168
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1185235-10-2
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(+/-)-2-Acetylaminobutanoic Acid-d3

CAT No.	: CS-T-64343
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1219397-36-0
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2R)-2-(Acetylamino)butanoic Acid-d3

CAT No.	: CS-T-97068
Mol F.	: C6H8D3NO3
Mol W.	: 148.18 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2R)-2-(Acetylamino)butanoic Acid-d5

CAT No.	: CS-T-100940
Mol F.	: C6H6D5NO3
Mol W.	: 150.19 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2R)-2-Methyl-butanoic Acid Ethyl Ester-d5

CAT No.	: CS-T-97314
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2R)-2-Methyl-butanoic Acid Methyl Ester-d3

CAT No.	: CS-T-97315
Mol F.	: C6H9D3O2
Mol W.	: 119.18 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2S)-2-Methyl-butanoic Acid Ethyl Ester-d5

CAT No.	: CS-T-97312
Mol F.	: C7H9D5O2
Mol W.	: 135.22 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2S)-2-Methyl-butanoic Acid Methyl Ester-d3

CAT No.	: CS-T-97313
Mol F.	: C6H9D3O2
Mol W.	: 119.18 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2S,3S)-3-Hydroxy-2-methylbutanoic Acid-d3

CAT No.	: CS-T-97426
Mol F.	: C5H7D3O3
Mol W.	: 121.15 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(2Z)-Methyl 4-Bromo-2-(methoxyimino)-3-oxo-butanoic Acid Ester-d3

CAT No.	: CS-T-100044
Mol F.	: C6H5D3BrNO4
Mol W.	: 241.05 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(aR,ßR)-ß-(2,4-Difluorophenyl)-ß-hydroxy-a-methyl-1H-1,2,4-triazole-1-butanoic Acid D3

CAT No.	: CS-T-89880
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1329610-75-4
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(cis/trans)-2-(4-Benzofurazanylmethylene)-3-oxo-butanoic Acid (Methyl-d3) Ester

CAT No.	: CS-T-101862
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1185237-60-8
Stock	: Enquire

(E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

CAT No.	: CS-T-101679
Mol F.	: C23H16D4ClNO6
Mol W.	: 445.89 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(S)-2-Di(tert-butyloxycarbonyl)amino-4-cyano-13C-butanoic Acid tert-Butyl Ester

CAT No.	: CS-T-96977
Mol F.	: C1813CH32N2O6
Mol W.	: 385.46 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(Z)-2-(Methoxyimino)-3-oxobutanoic Acid-d3 Methyl Ester

CAT No.	: CS-T-80999
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1331636-65-7
Stock	: Enquire

(Z)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

(Z)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

CAT No.	: CS-T-101680
Mol F.	: C23H16D4ClNO6
Mol W.	: 445.89 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

[1-Methyl-5-bis(2’-hydroxyethyl)aminobenzimidazolyl-2]butanoic Acid Ethyl Ester-d3

CAT No.	: CS-T-81585
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1286887-71-5
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

[1-Methyl-5-bis(2’-hydroxyethyl)aminobenzimidazolyl-2]butanoic Acid Methyl Ester-d5

CAT No.	: CS-T-80733
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1276499-54-7
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

1-Methyl-5-amino-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3

CAT No.	: CS-T-80357
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1246819-70-4
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

1-Methyl-5-nitro-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3

CAT No.	: CS-T-58448
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 3543-72-4(Unlabeled)
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

2-(Acetylamino)butanoic Acid-d5

CAT No.	: CS-T-100929
Mol F.	: C6H6D5NO3
Mol W.	: 150.19 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

2,2-Dimethylbutanoic Acid-d6

CAT No.	: CS-T-93615
Mol F.	: C₆H₆D₆O₂
Mol W.	: 122.20 g/mol
Cas No.	: 101419-75-4
Stock	: IN-Stock

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

2-Oxobutanoic Acid-13C,d5 Sodium Salt

CAT No.	: CS-T-84408
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1286996-74-4
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

3-Oxobutanoic Acid 2-Acetoxy-2-methylpropyl Ester-d6

CAT No.	: CS-T-84452
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1185147-99-2
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-(Dimethyloxidoamino)butanoic Acid-d6 Hydrochloride

CAT No.	: CS-T-96719
Mol F.	: C6H8D6ClNO3
Mol W.	: 189.67 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-(1-Methyl-d3-5-morpholino-1H-benzo[d]imidazol-2-yl)butanoic Acid

CAT No.	: CS-T-100071
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-(2,4-Dichlorophenoxy)butanoic Acid-13C6

CAT No.	: CS-T-96249
Mol F.	: C4¹³C6H10Cl2O3
Mol W.	: 255.05 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4,4,4-Trifluorobutanoic acid- d4

CAT No.	: CS-T-100996
Mol F.	: C4HD4F3O2
Mol W.	: 146.1 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4,4,4-Trifluorobutanoic acid-13C3

CAT No.	: CS-T-100997
Mol F.	: C¹³C3H5F3O2
Mol W.	: 145.05 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-Anilino-4-oxobutanoic Acid-d5

CAT No.	: CS-T-48266
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 840529-98-8
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-hydroxybutanoic acid - D6

CAT No.	: CS-O-39273
Mol F.	: C4H2D6O3
Mol W.	: 110.14 g/mol
Cas No.	: 362044-72-2
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

4-Phenylbutanoic acid D5

CAT No.	: CS-O-03253
Mol F.	: C10H12O2
Mol W.	: 164.2 g/mol
Cas No.	: 64138-52-9
Stock	: IN-Stock

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

DL-2-Hydroxy-4-(methylthio)butanoic Acid-13C4

CAT No.	: CS-T-78930
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1215556-82-3
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

JWH 073 N-butanoic acid-D7

CAT No.	: CS-T-102704
Mol F.	: C23H12D7NO3
Mol W.	: 364.44 g/mol
Cas No.	: 1307803-52-6(Unlabelled)
Stock	: Enquire

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES

JWH-073 (Indole-d5) Butanoic Acid

CAT No.	: CS-T-56951
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1320363-50-5
Stock	: Enquire

Butanoic Acid API Standards

BUTANOIC ACID API STANDARDS, API STANDARDS

3,4 dihydroxy butanoic acid

CAT No.	: CS-O-37101
Mol F.	: C4H8O4
Mol W.	: 120.10 g/mol
Cas No.	: 1518-61-2
Stock	: Enquire

BUTANOIC ACID API STANDARDS, API STANDARDS

4-(4-Chlorophenyl)-2-(4-methylphenyl)-4-oxobutanoic acid

CAT No.	: CS-M-32550
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 70596-90-6
Stock	: Enquire

BUTANOIC ACID API STANDARDS, API STANDARDS

4-(Naphthalen-1-yl)-4-oxobutanoic Acid

CAT No.	: CS-T-38313
Mol F.	: C14H12O3
Mol W.	: 228.24 g/mol
Cas No.	: 4653-13-8
Stock	: Enquire

BUTANOIC ACID API STANDARDS, API STANDARDS

4-[(4-Methoxybenzyl)amino]-4-oxobutanoic acid

CAT No.	: CS-M-15789
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 724736-17-8
Stock	: Enquire

BUTANOIC ACID API STANDARDS, API STANDARDS

Boc-4-amino-3-hydroxybutanoic acid

CAT No.	: CS-M-29865
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 69489-07-2
Stock	: Enquire

Butanoic Acid Metabolites

BUTANOIC ACID METABOLITES, METABOLITES

4-Amino-3-Hydroxybutanoic Acid

CAT No.	: CS-T-02742
Mol F.	: C₄H₉NO₃
Mol W.	: 119.12 g/mol
Cas No.	: 924-49-2
Stock	: IN-Stock

BUTANOIC ACID METABOLITES, METABOLITES

4-Hydroxybutanoic acid sodium salt

CAT No.	: CS-EK-00422
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 502-85-2
Stock	: Enquire

BUTANOIC ACID METABOLITES, METABOLITES

JWH073-butanoic acid metabolite

CAT No.	: CS-EK-01830
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1307803-52-6
Stock	: Enquire

Butanoic Acid Impurities

BUTANOIC ACID IMPURITIES, IMPURITIES

"(2S)-2,3-Dimethyl-2-piperazin-1-ylbutanoic acid dihydrochloride"

CAT No.	: CS-M-25683
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1192887-66-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"(2S)-4-bromo-2-[[(1,1-dimethylethoxy)carbonyl]amino]-Butanoic acid methyl ester"

CAT No.	: CS-DV-00126
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 76969-87-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"(2S)-Amino-4-Chloro-3,3-Dimethylbutanoic Acid"

CAT No.	: CS-P-07259
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1182213-77-9
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"(3R)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3-hydroxy-butanoic Acid Ethyl Ester"

CAT No.	: CS-T-53555
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 188635-30-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"(S)-3-Amino-4-(3-chlorophenyl)butanoic acid, HCl"

CAT No.	: CS-AC-01921
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270596-38-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"(S)-3-Amino-4-(4-chlorophenyl)butanoic acid, HCl"

CAT No.	: CS-AC-03644
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270596-41-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-butanoic acid"

CAT No.	: CS-M-26265
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 35340-62-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"2-(3-Oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)-butanoic acid"

CAT No.	: CS-M-26762
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 899710-23-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"2(R,S)-Hydroxy-4[[(2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl]methylamino]-4-oxo-butanoic Acid"

CAT No.	: CS-T-27511
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1217525-08-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"2-{[(1-Acetyl-2,3-dihydro-1H-indol-5-yl)sulfonyl]-amino}-3-methylbutanoic acid"

CAT No.	: CS-M-26175
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 108583-92-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"2-bromo-4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid"

CAT No.	: CS-Q-00156
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 35197-64-9
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(2,3-Dimethoxyphenyl)butanoic Acid"

CAT No.	: CS-T-53389
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 64400-76-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(2-Oxo-2,3-dihydro-1H-indol-3-yl)butanoic acid"

CAT No.	: CS-M-25885
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 2971-18-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(3,4-Dichlorophenyl)-4-phenylbutanoic Acid"

CAT No.	: CS-T-52694
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 79560-18-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(3,4-Dihydropyrido[4,3-b]-1,6-naphthyridin-2(1H)-yl)-4-oxobutanoic acid"

CAT No.	: CS-M-05042
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 392233-82-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(3,4-Dimethoxyphenyl)butanoic Acid"

CAT No.	: CS-T-53390
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 13575-74-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-(5-{[(5-Phenyl-1,3,4-thiadiazol-2-yl)amino]-carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid"

CAT No.	: CS-M-28812
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1142209-59-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-[(1-Acetyl-2,3-dihydro-1H-indol-7-yl)amino]-4-oxobutanoic acid"

CAT No.	: CS-M-05047
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 394654-07-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-butanoic acid"

CAT No.	: CS-M-48039
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 827014-22-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

"4-Azido-L-homoalanine, (S)-2-Amino-4-azidobutanoic acid hydrochloride"

CAT No.	: CS-EL-05805
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 942518-29-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(+/-)-2-Acetylaminobutanoic Acid

CAT No.	: CS-T-47086
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 114285-09-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2R)-2-bromo-Butanoic acid methyl ester

CAT No.	: CS-DV-00112
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 114438-75-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2R)-2-Methyl-butanoic Acid Ethyl Ester

CAT No.	: CS-T-81304
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 40917-00-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2R)-2-Methyl-butanoic Acid Methyl Ester

CAT No.	: CS-T-82569
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 55449-44-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-amino-4-oxo-4-phenylbutanoic acid hydrochloride

CAT No.	: CS-P-00818
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 168154-76-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-Amino-benzenebutanoic Acid Benzyl Ester Tosylate Salt

CAT No.	: CS-T-47614
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 117560-24-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-Amino-benzenebutanoic Acid Methyl Ester Hydrochloride

CAT No.	: CS-T-47613
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 60425-49-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-Hydroxy-2-methyl-3-oxobutanoic Acid Phenylmethyl Ester

CAT No.	: CS-T-78826
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 442159-35-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-Methyl-butanoic Acid Ethyl Ester

CAT No.	: CS-T-80441
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 10307-61-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-2-Methyl-butanoic Acid Methyl Ester

CAT No.	: CS-T-81796
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 10307-60-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-Amino-3-(4-Chlorophenyl)-3-Methylbutanoic Acid

CAT No.	: CS-P-07260
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 853687-23-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(2S)-N-Boc-2-amino-4-azido-butanoic Acid Methyl Ester

CAT No.	: CS-T-07370
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 359781-97-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(3R)-3-Amino-4-hydroxybutanoic acid

CAT No.	: CS-DV-00166
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 16504-56-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(3S)-3-(2-thienylthio)butanoic acid

CAT No.	: CS-O-10614
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 133359-80-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(3S)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid

CAT No.	: CS-O-43279
Mol F.	: C10H10F3NO2
Mol W.	: 233.19 g/mol
Cas No.	: 1217854-08-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(R)-2,3-dihydroxy-3-methylbutanoic acid

CAT No.	: CS-O-45173
Mol F.	: C5H10O4
Mol W.	: 134.13 g/mol
Cas No.	: 19451-56-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(R)-3-(((benzyloxy)carbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic acid

CAT No.	: CS-O-38134
Mol F.	: C18H16F3NO4
Mol W.	: 367.32 g/mol
Cas No.	: 1246960-25-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(R)-3-((tert-Butoxycarbonyl)amino)-4-(3,4-dichlorophenyl)butanoic acid

CAT No.	: CS-M-29965
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 269396-56-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(R,S)-3-[(Tert-butyldimethylsilyl)oxy]-2-methyl-butanoic Acid Methyl Ester

CAT No.	: CS-T-61659
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 155897-72-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-2-amino-4-morpholinobutanoic acid

CAT No.	: CS-O-14807
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1689522-41-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-2-Di(tert-butyloxycarbonyl)amino-4-iodo-butanoic Acid tert-Butyl Ester

CAT No.	: CS-T-88624
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1798902-92-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(4-(trifluoromethyl)phe nyl)butanoic acid

CAT No.	: CS-M-29493
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270065-81-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-3-Amino-4-(4-fluorophenyl)butanoic acid, HCl

CAT No.	: CS-AC-04058
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270596-53-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-3-methyl-2-(3-methylbutanamido)butanoic acid

CAT No.	: CS-O-39231
Mol F.	: C10H19NO3
Mol W.	: 201.26 g/mol
Cas No.	: 39741-06-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-3-methyl-2-propionamidobutanoic acid

CAT No.	: CS-O-39232
Mol F.	: C8H15NO3
Mol W.	: 173.21 g/mol
Cas No.	: 20051-64-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(S)-4-Amino-3-phenylbutanoic acid hydrochloride

CAT No.	: CS-AC-02393
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 52950-37-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(Z)-2-(Methoxyimino)-3-oxobutanoic Acid Methyl Ester

CAT No.	: CS-T-32410
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 80350-55-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(Z)-4-Chloro-2-(methoxyimino)-3-oxobutanoic acid

CAT No.	: CS-O-31745
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 111230-59-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(αR)-2,3-Dihydro-4-methoxy-α-(methylamino)-7-nitro-γ-oxo-1H-Indole-1-butanoic Acid

CAT No.	: CS-T-89569
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1227675-52-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(αR)-Hydroxy-benzenebutanoic Acid

CAT No.	: CS-T-78907
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 29678-81-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

(αS)-α-[[(1S)-1-Carboxyethyl]amino]benzenebutanoic Acid

CAT No.	: CS-T-92556
Mol F.	: C13H17NO4
Mol W.	: 251.28 g/mol
Cas No.	: 84023-58-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

[R-(R,S)]-α-[(1-Carboxyethyl)amino]-γ-oxo-benzenebutanoic Acid Monoethyl Ester

CAT No.	: CS-T-71142
Mol F.	: C₁₅H₁₉NO₅
Mol W.	: 293.32 g/mol
Cas No.	: 105167-27-9
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-3-methylbutanoic acid

CAT No.	: CS-M-28659
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 5115-65-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2-(4-Fluorophenyl)-5,5-dimethyl-1,3-dioxane-2-butanoic Acid

CAT No.	: CS-T-75917
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 953805-21-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2-(N-nitroso,N-methylamino)-2-phenyl-n-butanoic acid methyl ester

CAT No.	: CS-O-44387
Mol F.	: C12H16N2O3
Mol W.	: 236.27 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2(S)-Amino-4-azido-butanoic Acid

CAT No.	: CS-T-01898
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 120042-14-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2,2’-(Ethanediyldiimino)bis-butanoic Acid(Mixture of Diastereomers)

CAT No.	: CS-T-22227
Mol F.	: C₁₀H₂₀N₂O₄
Mol W.	: 232.28 g/mol
Cas No.	: 498-17-9
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

2,3,4,4-Tetrachloro-3-(dichloromethyl)butanoic Acid Methyl Ester

CAT No.	: CS-T-61747
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 97055-35-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2-[(3-Nitrophenyl)methylene]-3-oxo-butanoic Acid Propyl Ester

CAT No.	: CS-T-82946
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 77888-04-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2-amino-2-phenylbutanoic acid

CAT No.	: CS-O-44768
Mol F.	: C10H13NO2
Mol W.	: 179.22 g/mol
Cas No.	: 5438-07-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2-Hydroxy-4-methylthiobutanoic acid

CAT No.	: CS-DV-01736
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 583-91-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

2S-[(1-Carboxyethyl)amino]-benzenebutanoic Acid Methyl Benzyl Ester Maleate

CAT No.	: CS-T-70194
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1356011-64-7
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

3-amino-4-(2,4,5-trifluorophenyl)butanoic acid hydrochloride

CAT No.	: CS-N-05271
Mol F.	: C10H11ClF3NO2
Mol W.	: 269.65 g/mol
Cas No.	: 1909337-07-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)-4-(methylamino)butanoic acid

CAT No.	: CS-O-34269
Mol F.	: C₁₇H₁₅I₄NO₄
Mol W.	: 804.92 g/mol
Cas No.	: 2088032-56-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

3-Hydroxy-4-oxobutanoic Acid Phenylephrine

CAT No.	: CS-T-56068
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 830346-80-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

3-Hydroxybutanoic acid calcium salt

CAT No.	: CS-O-41214
Mol F.	: C4H8O3.xCa
Mol W.	: - g/mol
Cas No.	: 586976-56-9
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(((2S,4R)-1-([1,1'-Biphenyl]-4-yl)-5-isopropoxy-4-methyl-5-oxopentan-2-yl)amino)-4-oxobutanoic acid

CAT No.	: CS-O-40504
Mol F.	: C₂₅H₃₁NO₅
Mol W.	: 425.52 g/mol
Cas No.	: 2514965-95-6
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

4-((3R,5R)-5-([1,1'-biphenyl]-4-ylmethyl)-3-methyl-2-oxopyrrolidin-1-yl)-4-oxobutanoic acid

CAT No.	: CS-O-36496
Mol F.	: C22H23NO4
Mol W.	: 365.42 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl) butanoic acid

CAT No.	: CS-M-25463
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 3130-75-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(4-(benzo[b]thiophen-4-yl)piperazin-1-yl)butanoic acid

CAT No.	: CS-O-52905
Mol F.	: C16H21ClN2O2S
Mol W.	: 340.87 g/mol
Cas No.	: 1191901-04-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(4-Acetyl-2-methoxy-5-nitrophenoxy)-butanoic Acid Ethyl Ester

CAT No.	: CS-T-47314
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1031702-80-3
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(4-Formyl-3-methoxyphenoxy)butanoic Acid

CAT No.	: CS-T-24730
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 309964-23-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(5-{[(3-Fluorophenyl)amino]carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid

CAT No.	: CS-M-28797
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1142202-89-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(5-Chloro-2-((4-fluorobenzyl)thio)pyrimidine-4-carboxamido)butanoic Acid

CAT No.	: CS-T-50734
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1225162-49-1
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-(Dimethylamino)butanoic acid hydrochloride

CAT No.	: CS-M-25948
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 69954-66-1
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

4,4-dichlorobutanoic acid

CAT No.	: CS-O-40385
Mol F.	: C4H6Cl2O2
Mol W.	: 157.00 g/mol
Cas No.	: 151675-58-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-[[2-[2-[(6-Chlorohexyl)oxy]ethoxy]ethyl]amino]-4-oxo-butanoic Acid

CAT No.	: CS-T-72552
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1488363-39-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-[4-(1-Hydroxyethyl)-2-methoxy-5-nitrophenoxy]butanoic Acid

CAT No.	: CS-T-55797
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 175281-76-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-[5-(Anilinocarbonyl)-1,3,4-thiadiazol-2-yl]-butanoic acid

CAT No.	: CS-M-28792
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1142202-80-9
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-{[(Benzyloxy)carbonyl]amino}butanoic acid

CAT No.	: CS-M-47041
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 5105-78-2
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-{[2-Fluoro-5-(methylsulfonyl)phenyl]amino}-4-oxobutanoic acid

CAT No.	: CS-M-05037
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 389609-83-0
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-ethoxy-2-(2-ethoxy-2-oxoethyl)-2-hydroxy-4-oxobutanoic acid

CAT No.	: CS-O-43032
Mol F.	: C10H16O7
Mol W.	: 248.23 g/mol
Cas No.	: 101996-63-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-Oxo-4-[(2-oxo-1,2-diphenylethyl)amino]-butanoic Acid

CAT No.	: CS-T-84016
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 55217-13-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

4-Oxobutanoic acid methyl ester

CAT No.	: CS-DV-02899
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 13865-19-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

5-[(2-Chloroethyl)(2-hydroxyethyl)amino]-1-methyl-1H-benzimidazole-2-butanoic Acid Ethyl Ester

CAT No.	: CS-T-50856
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 898224-95-8
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

O-De-4-oxobutanoic Acid N-Demethly-N-4-oxobutanoic Acid Sarpogrelate

CAT No.	: CS-O-13415
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

Palbociclib oxobutanoic acid Impurity

CAT No.	: CS-O-35203
Mol F.	: C₂₈H₃₃N₇O₅
Mol W.	: 547.61 g/mol
Cas No.	: 1974279-21-4
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

Perfluoro-n-[13C4]butanoic acid

CAT No.	: CS-O-45174
Mol F.	: 13C4HF7O2
Mol W.	: 218.01 g/mol
Cas No.	: 1017281-29-6
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

rac 4-Hydroxy-4-(3-pyridyl)butanoic Acid Dicyclohexylamine Salt

CAT No.	: CS-T-56426
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1216491-66-5
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

Ribociclib N-oxobutanoic acid

CAT No.	: CS-O-51246
Mol F.	: C₂₇H₃₄N₈O₄
Mol W.	: 534.61 g/mol
Cas No.	: Not Available
Stock	: IN-Stock

BUTANOIC ACID IMPURITIES, IMPURITIES

Tolvaptan γ-Hydroxybutanoic Acid Impurity

CAT No.	: CS-T-86653
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1346599-75-4
Stock	: Enquire

BUTANOIC ACID IMPURITIES, IMPURITIES

Tolvaptan γ-oxobutanoic acid impurity

CAT No.	: CS-T-86904
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1346599-56-1
Stock	: Enquire

Sorry, No EP Standards Found

Butanoic Acid Intermediates

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2R)-3-methyl-2-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)butanoic acid"

CAT No.	: CS-EL-10060
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 298700-69-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S)-2-{[(benzyloxy)carbonyl]amino}-3,3-dimethylbutanoic acid"

CAT No.	: CS-EL-10034
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 59269-54-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S)-2-Amino-4-[[(1,1-dimethylethoxy)carbonyl]amino]butanoic Acid Methyl Ester Hydrochloride"

CAT No.	: CS-T-65816
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 3350-15-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S,3R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)(methyl)amino)-3-(tert-butoxy)butanoic Acid"

CAT No.	: CS-T-23786
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 117106-20-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S,3R)-3-Hydroxy-2-(6-phenylpicolinamido)butanoic Acid"

CAT No.	: CS-T-78070
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1247729-31-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S,3S)-2,3-Dihydroxy-butanoic Acid Methyl Ester"

CAT No.	: CS-T-89330
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1932552-43-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(2S,3S)-3-amino-2-hydroxy-4-phenylbutanoic acid"

CAT No.	: CS-EL-10053
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 62023-62-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(3S)-3,4-Dihydroxybutanoic Acid Ethyl Ester"

CAT No.	: CS-T-19124
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 108585-47-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(R)-2-(Aminomethyl)-3,3-dimethylbutanoic acid"

CAT No.	: CS-DV-00294
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 367278-49-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(R)-2,4-Diamino-4-oxobutanoic acid hydrate"

CAT No.	: CS-M-58162
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 5794-24-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(R)-3-(Benzyloxyamino)-4-(2,4,5-trifluorophenyl)butanoic acid"

CAT No.	: CS-DV-00310
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 767352-29-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(R)-3-Amino-4-(3-fluorophenyl)butanoic acid, HCl"

CAT No.	: CS-T-65695
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 331763-65-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(S)-2-(Aminomethyl)-3,3-dimethylbutanoic acid"

CAT No.	: CS-DV-00379
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 367278-48-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(S)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic Acid Hydrochloride"

CAT No.	: CS-T-64597
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1217809-78-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(S)-3-Amino-4-(3,4-dichlorophenyl)butanoic acid, HCl"

CAT No.	: CS-T-65172
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270063-50-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"(S)-3-Amino-4-(4-iodophenyl)butanoic acid, HCl"

CAT No.	: CS-T-66021
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270065-70-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2-(2,4-Dichlorophenoxy)butanoic acid"

CAT No.	: CS-M-17686
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 6956-86-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2-(2-Nitrobenzylidene)-3-oxobutanoic Acid, 2-Acetoxy-2-methylpropyl Ester"

CAT No.	: CS-T-59364
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 106685-67-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2-(4-chlorophenyl)-4-(3,4-dichlorophenyl)-4-oxobutanoic acid"

CAT No.	: CS-EL-07777
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 73684-83-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2,3-Dimethylbutanoic Acid"

CAT No.	: CS-T-91121
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 14287-61-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2,4-Dioxo-4-(thien-2-yl)butanoic acid"

CAT No.	: CS-CE-00367
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 105356-57-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2,4-Dioxo-4-phenylbutanoic acid"

CAT No.	: CS-AC-07955
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 5817-92-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2-Acetamido-3,3-dimethylbutanoic Acid"

CAT No.	: CS-T-64092
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 22146-58-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"2a-Phenyl-1,2(2a)-Homo[5,6]fullerene-C60-Ih-2a-butanoic Acid Stereoisomer"

CAT No.	: CS-T-84846
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 161196-25-4
Stock	: Enquire

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BUTANOIC ACID INTERMEDIATES, INTERMEDIATES
80%)"" rel="follow">
"2R,3S-Dihydroxy-4-oxo-butanoic Acid (>80%)"

CAT No.	: CS-T-91502
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1106851-69-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(2,3-Dihydro-1,4-benzodioxin-6-yl)butanoic acid"

CAT No.	: CS-EL-07914
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 14939-93-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(2,3-dihydro-1H-inden-5-yl)-4-oxobutanoic acid"

CAT No.	: CS-EL-07577
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 75382-32-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(2,4-difluoroanilino)-4-oxobutanoic acid"

CAT No.	: CS-EL-07154
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 193952-12-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(2,4-Difluorophenyl)-4-oxobutanoic Acid"

CAT No.	: CS-T-52877
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 110931-77-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(2,4-Dinitrophenyl)butanoic acid"

CAT No.	: CS-M-35055
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 52120-49-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(3,4-dichlorophenyl)-2-(4-methylphenyl)-4-oxobutanoic acid"

CAT No.	: CS-EL-17796
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 344282-29-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(3,4-Dichlorophenyl)-4-oxobutanoic acid"

CAT No.	: CS-EL-07754
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 50597-19-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(3,5-dichloroanilino)-4-oxobutanoic acid"

CAT No.	: CS-EL-09554
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 53219-95-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(3-Isopropenyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-1-yl)butanoic acid"

CAT No.	: CS-M-31238
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 52099-78-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(4-Benzyl-1,4-diazepan-1-yl)-4-oxobutanoic acid"

CAT No.	: CS-M-05052
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 396105-43-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(4-chlorophenyl)-2-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)-4-oxobutanoic acid"

CAT No.	: CS-EL-04624
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 138560-56-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-(4-Oxo-3,4-dihydroquinazolin-2-yl)butanoic acid"

CAT No.	: CS-M-17187
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 95494-51-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4,4,4-Trifluoro-3-(trifluoromethyl)butanoic Acid"

CAT No.	: CS-T-87634
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 17327-33-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4,4-Dimethoxybutanoic Acid Methyl Ester"

CAT No.	: CS-T-19631
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 4220-66-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-[(2,1,3-Benzothiadiazol-4-ylsulfonyl)amino]butanoic acid"

CAT No.	: CS-M-06850
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 405279-58-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-[2-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Methyl Ester"

CAT No.	: CS-T-91137
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 111429-90-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-Amino-2,2-dimethylbutanoic acid hydrochloride"

CAT No.	: CS-AC-04832
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 138146-22-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-amino-3,3-dimethylbutanoic acid hydrochloride"

CAT No.	: CS-EL-06556
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 89584-21-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"4-Oxo-4-(5-oxo-1,4-diazepan-1-yl)butanoic acid"

CAT No.	: CS-M-05056
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 397244-77-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

"Boc-(2S,3S)-2-amino-3-ethoxybutanoic acid"

CAT No.	: CS-M-29853
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 630422-53-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

α-Amino-2-(ethoxycarbonyl)-1-azetidinebutanoic Acid Ethyl Ester Hydrochloride

CAT No.	: CS-T-47817
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1028192-80-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(αR)-Acetyloxybenzenebutanoic Acid

CAT No.	: CS-T-47363
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 117017-04-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(αR)-Acetyloxybenzenebutanoic Acid Methyl Ester

CAT No.	: CS-T-47364
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 138276-23-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(αR)-Hydroxy-benzenebutanoic Acid tert-Butyl Ester

CAT No.	: CS-T-56296
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 138333-11-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R)-2-(dimethylamino)-3-methylbutanoic acid

CAT No.	: CS-ED-27097
Mol F.	: C7H15NO2
Mol W.	: 145.20 g/mol
Cas No.	: 899900-52-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R)-2-cyclopropanesulfonamido-3-methylbutanoic acid hydrochloride

CAT No.	: CS-ED-04622
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1807914-36-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R)-2-Hydroxy-4-(methylthio)butanoic Acid Calcium Salt

CAT No.	: CS-T-78924
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 71597-86-9
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R)-2-Oxiranylmethyl Ester Butanoic Acid

CAT No.	: CS-T-59995
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 60456-26-0
Stock	: IN-Stock

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R)-3-Methyl-2-(4-oxoquinazolin-3(4H)-yl)-butanoic acid

CAT No.	: CS-M-48490
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 880810-89-9
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2R,3S)-2-((tert-butoxycarbonyl)amino)-3-(3-fluoro-4-nitrophenyl)butanoic acid

CAT No.	: CS-O-49990
Mol F.	: C15H19FN2O6
Mol W.	: 342.32 g/mol
Cas No.	: 2467738-84-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-2-[[4-(4-Chlorophenoxy)phenoxy]methyl]-1-pyrrolidinebutanoic Acid Hydrochloride

CAT No.	: CS-T-72252
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 929915-58-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-(1-Tetrahydropyramid-2-one)-3-methylbutanoic acid

CAT No.	: CS-O-31281
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 192725-50-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-2-(2-methoxyacetamido)-3-methylbutanoic acid

CAT No.	: CS-ED-11895
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 257638-51-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-2-(Acetylamino)-4-(methylsulfinyl)butanoic Acid

CAT No.	: CS-T-64580
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 108646-71-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-2-methanesulfonamido-3-methylbutanoic acid

CAT No.	: CS-ED-11896
Mol F.	: C6H13NO4S
Mol W.	: 195.24 g/mol
Cas No.	: 97482-31-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-2-Methylbutanoic Acid (1S,3S,7S,8S,8aR)-8-[2-[(2R)-3,6-Dihydro-6-oxo-2H-pyran-2-yl]ethyl]-1,2,3

CAT No.	: CS-T-58160
Mol F.	: C23H32O5
Mol W.	: 388.5 g/mol
Cas No.	: 1114834-63-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-4-(4-ethoxyphenyl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid

CAT No.	: CS-EL-10023
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1252046-18-6
Stock	: Enquire

(2S)-4-[[1-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)-3-methylbutylidene]amino]-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoic acid

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-4-[[1-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)-3-methylbutylidene]amino]-2-[(2-methylpropan-2-yl)oxycarbonylamino]butanoic acid

CAT No.	: CS-ED-13464
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1313054-73-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S)-4-Methoxy-2-Methyl-4-Oxobutanoic Acid

CAT No.	: CS-O-41557
Mol F.	: C6H10O4
Mol W.	: 146.14 g/mol
Cas No.	: 111266-27-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoic acid

CAT No.	: CS-ED-05595
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 59554-14-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoic acid hydrochloride

CAT No.	: CS-ED-03046
Mol F.	: C10H14ClNO3
Mol W.	: 231.67 g/mol
Cas No.	: 128223-55-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(2S,3S)-2-Amino-3-methoxybutanoic acid

CAT No.	: CS-ED-34237
Mol F.	: C5H11NO3
Mol W.	: 133.15 g/mol
Cas No.	: 104195-80-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(3R)-3-Amino-4,4,4-trifluorobutanoic acid hydrochloride

CAT No.	: CS-ED-09269
Mol F.	: C4H7ClF3NO2
Mol W.	: 193.55 g/mol
Cas No.	: 1018811-44-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(3R)-N-(tert-Butoxycarbonyl)-3-amino-4-(2,4,5-trifluorophenyl)butanoic Acid

CAT No.	: CS-O-31557
Mol F.	: C₁₅H₁₈F₃NO₄
Mol W.	: 333.3 g/mol
Cas No.	: 486460-00-8
Stock	: IN-Stock

(3S)-3-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-Acetamido-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-3-phenylpropanoyl]amino]-3-phenylpropanoyl]amino]-4-amino-4-oxobutanoic acid

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(3S)-3-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-Acetamido-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-3-phenylpropanoyl]amino]-3-phenylpropanoyl]amino]-4-amino-4-oxobutanoic acid

CAT No.	: CS-ED-40354
Mol F.	: C35H46N6O8
Mol W.	: 678.8 g/mol
Cas No.	: 339990-02-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(3S)-4-amino-3-methylbutanoic acid hydrochloride

CAT No.	: CS-ED-41288
Mol F.	: C5H12ClNO2
Mol W.	: 153.61 g/mol
Cas No.	: 179806-55-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(aS,2S)-2-Carboxy-a-[[(1,1-dimethylethoxy)carbonyl]amino]-1-azetidinebutanoic Acid

CAT No.	: CS-T-50309
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 90599-96-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(Dibenzofuran-2-yl)-2-oxobutanoic Acid

CAT No.	: CS-T-88810
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 885951-79-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-α-[[(4-Nitrophenyl)sulfonyl]oxy]cyclohexanebutanoic Acid Ethyl Ester

CAT No.	: CS-T-59579
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 112110-45-9
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-α-Hydroxycyclohexanebutanoic Acid Ethyl Ester

CAT No.	: CS-T-55811
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 95500-39-3
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(((allyloxy)carbonyl)amino)butanoic acid

CAT No.	: CS-DV-00290
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 387824-78-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(tritylthio)butanoic acid

CAT No.	: CS-ED-33979
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1007840-62-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-(((Benzyloxy)carbonyl)amino)butanoic acid

CAT No.	: CS-ED-11784
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 2900-20-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-((tert-Butoxycarbonyl)amino)-2-methylbutanoic acid

CAT No.	: CS-ED-13508
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 123254-58-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-Acetamidobutanoic acid

CAT No.	: CS-ED-40368
Mol F.	: C6H11NO3
Mol W.	: 145.16 g/mol
Cas No.	: 34271-27-7
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-Amino-2-Methylbutanoic Acid

CAT No.	: CS-CO-00014
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 3059-97-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-2-Amino-4-oxo-4-(tritylamino)butanoic acid hydrate

CAT No.	: CS-ED-11671
Mol F.	: C23H24N2O4
Mol W.	: 392.4 g/mol
Cas No.	: 1998701-21-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-((tert-butoxycarbonyl)amino)-4-(perfluorophenyl)butanoic acid

CAT No.	: CS-ED-14005
Mol F.	: C15H16F5NO4
Mol W.	: 369.28 g/mol
Cas No.	: 269398-93-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4-(2-bromophenyl)butanoic acid hydrochloride

CAT No.	: CS-ED-03724
Mol F.	: C10H13BrClNO2
Mol W.	: 294.57 g/mol
Cas No.	: 401915-60-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4-(3,4-difluorophenyl)butanoic acid hydrochloride

CAT No.	: CS-ED-03442
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 269396-58-9
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4-(4-bromophenyl)butanoic acid hydrochloride

CAT No.	: CS-ED-03499
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 331763-73-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4-(4-chlorophenyl)butanoic acid hydrochloride

CAT No.	: CS-ED-03992
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 331763-59-8
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4-(naphthalen-2-yl)butanoic acid hydrochloride

CAT No.	: CS-ED-06056
Mol F.	: C14H16ClNO2
Mol W.	: 265.73 g/mol
Cas No.	: 331847-02-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Amino-4,4,4-trifluorobutanoic acid

CAT No.	: CS-ED-12058
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 151911-19-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-aminobutanoic acid methyl ester

CAT No.	: CS-DV-00313
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 103189-63-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-Hydroxybutanoic acid

CAT No.	: CS-DV-00315
Mol F.	: C4H8O3
Mol W.	: 104.10 g/mol
Cas No.	: 625-72-9
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-3-phenylbutanoic acid

CAT No.	: CS-DV-00316
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 772-14-5
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-4-([1,1'-Biphenyl]-4-yl)-3-aminobutanoic acid hydrochloride

CAT No.	: CS-ED-04935
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 332062-03-0
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-4-Amino-3-(naphthalen-1-yl)butanoic acid

CAT No.	: CS-ED-34045
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 108827-19-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-a-[[(Trifluoromethyl)sulfonyl]oxy]-benzenebutanoic Acid tert-Butyl Ester

CAT No.	: CS-T-45379
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 138276-17-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(R)-Aminobenzenebutanoic Acid Hydrochloride

CAT No.	: CS-T-47612
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1010129-08-4
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(RS)-2-Amino-4-(hydroxy(methyl)phosphonoyl)butanoic acid

CAT No.	: CS-AJ-00188
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 51276-47-2
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(S)-2-(((((1R,2R)-2-(allyloxy)cyclopentyl)oxy)carbonyl)amino)-3,3-dimethylbutanoic acid

CAT No.	: CS-ED-41248
Mol F.	: C15H25NO5
Mol W.	: 299.36 g/mol
Cas No.	: 1365970-45-1
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)(methyl)amino)-4-oxo-4-(tritylamino)butanoic acid

CAT No.	: CS-ED-29567
Mol F.	: C39H34N2O5
Mol W.	: 610.7 g/mol
Cas No.	: 941296-80-6
Stock	: Enquire

BUTANOIC ACID INTERMEDIATES, INTERMEDIATES

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(tert-butoxy)-2-methyl-4-oxobutanoic acid

CAT No.	: CS-ED-29574
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1072845-47-6
Stock	: Enquire

Sorry, No Glucuronides Found

Butanoic Acid Fine Chemicals

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

(2R,3S)-2,3,4-Trihydroxybutanoic acid

CAT No.	: CS-O-34714
Mol F.	: C₄H₈O₅
Mol W.	: 136.1 mol/g g/mol
Cas No.	: 3909-12-4
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

(S)-3,3-dimethyl-2-(2,2,2-trifluoroacetamido)butanoic acid

CAT No.	: CS-O-39256
Mol F.	: C8H12F3NO3
Mol W.	: 227.18 g/mol
Cas No.	: 666832-71-9
Stock	: IN-Stock

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

2-Amino-4-(2-aminophenyl)-4-oxobutanoic acid

CAT No.	: CS-T-94219
Mol F.	: C10H12N2O3
Mol W.	: 208.21 g/mol
Cas No.	: 343-65-7
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

2-Benzyl-4-(dimethylamino)butanoic acid

CAT No.	: CS-MM-51513
Mol F.	: C13H19NO2
Mol W.	: 221.3 g/mol
Cas No.	: 1613-23-6
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

3-oxo-4-(2,4,5-trifluorophenyl)butanoic acid

CAT No.	: CS-O-37598
Mol F.	: C10H7F3O3
Mol W.	: 232.16 g/mol
Cas No.	: 1256815-03-8
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

4-(piperidin-4-yl)butanoic acid

CAT No.	: CS-ED-02235
Mol F.	: C9H17NO2
Mol W.	: 171.24 g/mol
Cas No.	: 90950-44-0
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

4-Aminobutanoic acid

CAT No.	: CS-E-05265
Mol F.	: C4H9NO2
Mol W.	: Not Available
Cas No.	: 56-12-2
Stock	: IN-Stock

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

4-bromo-3-oxobutanoic acid

CAT No.	: CS-O-36773
Mol F.	: C4H5BrO3
Mol W.	: 180.98 g/mol
Cas No.	: 27807-85-8
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

4-Chlorobutanoic acid

CAT No.	: CS-MM-12487
Mol F.	: C₄H₇ClO₂
Mol W.	: 122.55 g/mol
Cas No.	: 627-00-9
Stock	: Enquire

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

4-Hydroxybutanoic acid lactone

CAT No.	: CS-O-13298
Mol F.	: C4H6O2
Mol W.	: 86.8 g/mol
Cas No.	: 96-48-0
Stock	: IN-Stock

BUTANOIC ACID FINE CHEMICALS, FINE CHEMICALS

Butanoic acid

CAT No.	: CS-T-09684
Mol F.	: C₄H₈O₂
Mol W.	: 88.11 g/mol
Cas No.	: 107-92-6
Stock	: IN-Stock

Butanoic Acid Building Blocks

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

"Fmoc-(2S,3S)-2-amino-3-methoxybutanoic acid"

CAT No.	: CS-M-29870
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1279029-70-7
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

(R)-N-Fmoc-3-amino-4-(phenylthio)butanoic acid

CAT No.	: CS-T-77572
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1244724-97-7
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

(S)-3-(Fmoc-amino)-4-(3-methyl-phenyl)butanoic acid

CAT No.	: CS-M-30081
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 270062-94-7
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

2,4-Diaminobutanoic Acid

CAT No.	: CS-TB-17137
Mol F.	: C4H10N2O2
Mol W.	: 118.13 g/mol
Cas No.	: 305-62-4
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

2,4-Dihydroxybutanoic Acid Lithium Salt

CAT No.	: CS-TB-25364
Mol F.	: C4H7LiO4
Mol W.	: 126.04 g/mol
Cas No.	: 170033-68-8
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

4-((4-hydroxybutanoyl)oxy)butanoic acid, sodium salt

CAT No.	: CS-O-47905
Mol F.	: C8H14NaO5
Mol W.	: 213.18 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

4-(4-hydroxybutanoyloxy) butanoic acid

CAT No.	: CS-O-48063
Mol F.	: C8H14O5
Mol W.	: 190.19 g/mol
Cas No.	: Not Available
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

4-[(2-tert-Butylphenyl)amino]-4-oxobutanoic acid

CAT No.	: CS-M-45408
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 904807-77-8
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

4-[(4-Methoxyphenyl)formamido]butanoic Acid

CAT No.	: CS-TB-86572
Mol F.	: C12H15NO4
Mol W.	: 237.25 g/mol
Cas No.	: 72432-14-5
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

4-amino-2-ethylbutanoic acid hydrochloride

CAT No.	: CS-ZB-32035
Mol F.	: C6H14ClNO2
Mol W.	: 167.63 g/mol
Cas No.	: 1864061-13-1
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

Fmoc-(2R,3S)-2-amino-3-(phenylthio)-butanoic acid

CAT No.	: CS-M-29941
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1217741-23-5
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

Fmoc-(2S,3S)-2-amino-3-ethoxybutanoic acid

CAT No.	: CS-M-29869
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1279034-29-5
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

FMOC-(R)-2-AMINO-3-HYDROXY-3-METHYLBUTANOIC ACID

CAT No.	: CS-M-29873
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 884880-39-1
Stock	: Enquire

BUTANOIC ACID BUILDING BLOCKS, BUILDING BLOCKS

Fmoc-(RS)-2-amino-3-hydroxy-3-methylbutanoic acid

CAT No.	: CS-M-29874
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 1246172-30-4
Stock	: Enquire

Sorry, No Pesticide Standards Found

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES "2-(2-Nitrobenzylidene)-3-oxobutanoic Acid, 2-Acetoxy-2-methylpropyl Ester-d6"

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (+/-)-2-Acetylaminobutanoic Acid-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2R)-2-(Acetylamino)butanoic Acid-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2R)-2-(Acetylamino)butanoic Acid-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2R)-2-Methyl-butanoic Acid Ethyl Ester-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2R)-2-Methyl-butanoic Acid Methyl Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2S)-2-Methyl-butanoic Acid Ethyl Ester-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2S)-2-Methyl-butanoic Acid Methyl Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2S,3S)-3-Hydroxy-2-methylbutanoic Acid-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (2Z)-Methyl 4-Bromo-2-(methoxyimino)-3-oxo-butanoic Acid Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (aR,ßR)-ß-(2,4-Difluorophenyl)-ß-hydroxy-a-methyl-1H-1,2,4-triazole-1-butanoic Acid D3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (cis/trans)-2-(4-Benzofurazanylmethylene)-3-oxo-butanoic Acid (Methyl-d3) Ester

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (S)-2-Di(tert-butyloxycarbonyl)amino-4-cyano-13C-butanoic Acid tert-Butyl Ester

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (Z)-2-(Methoxyimino)-3-oxobutanoic Acid-d3 Methyl Ester

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES (Z)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES [1-Methyl-5-bis(2’-hydroxyethyl)aminobenzimidazolyl-2]butanoic Acid Ethyl Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES [1-Methyl-5-bis(2’-hydroxyethyl)aminobenzimidazolyl-2]butanoic Acid Methyl Ester-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 1-Methyl-5-amino-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 1-Methyl-5-nitro-1H-benzimidazole-2-butanoic Acid Ethyl Ester-d3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 2-(Acetylamino)butanoic Acid-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 2,2-Dimethylbutanoic Acid-d6

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 2-Oxobutanoic Acid-13C,d5 Sodium Salt

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 3-Oxobutanoic Acid 2-Acetoxy-2-methylpropyl Ester-d6

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-​(Dimethyloxidoamino)​butanoic Acid-d6 Hydrochloride

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-(1-Methyl-d3-5-morpholino-1H-benzo[d]imidazol-2-yl)butanoic Acid

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-(2,4-Dichlorophenoxy)butanoic Acid-13C6

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4,4,4-Trifluorobutanoic acid- d4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4,4,4-Trifluorobutanoic acid-13C3

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-Anilino-4-oxobutanoic Acid-d5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-hydroxybutanoic acid - D6

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES 4-Phenylbutanoic acid D5

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES DL-2-Hydroxy-4-(methylthio)butanoic Acid-13C4

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES JWH 073 N-butanoic acid-D7

BUTANOIC ACID STABLE ISOTOPES, STABLE ISOTOPES JWH-073 (Indole-d5) Butanoic Acid

BUTANOIC ACID API STANDARDS, API STANDARDS 3,4 dihydroxy butanoic acid

BUTANOIC ACID API STANDARDS, API STANDARDS 4-(4-Chlorophenyl)-2-(4-methylphenyl)-4-oxobutanoic acid

BUTANOIC ACID API STANDARDS, API STANDARDS 4-(Naphthalen-1-yl)-4-oxobutanoic Acid

BUTANOIC ACID API STANDARDS, API STANDARDS 4-[(4-Methoxybenzyl)amino]-4-oxobutanoic acid

BUTANOIC ACID API STANDARDS, API STANDARDS Boc-4-amino-3-hydroxybutanoic acid

BUTANOIC ACID METABOLITES, METABOLITES 4-Amino-3-Hydroxybutanoic Acid

BUTANOIC ACID METABOLITES, METABOLITES 4-Hydroxybutanoic acid sodium salt

BUTANOIC ACID METABOLITES, METABOLITES JWH073-butanoic acid metabolite

BUTANOIC ACID IMPURITIES, IMPURITIES "(2S)-2,3-Dimethyl-2-piperazin-1-ylbutanoic acid dihydrochloride"

BUTANOIC ACID IMPURITIES, IMPURITIES "(2S)-4-bromo-2-[[(1,1-dimethylethoxy)carbonyl]amino]-Butanoic acid methyl ester"

BUTANOIC ACID IMPURITIES, IMPURITIES "(2S)-Amino-4-Chloro-3,3-Dimethylbutanoic Acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "(3R)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3-hydroxy-butanoic Acid Ethyl Ester"

BUTANOIC ACID IMPURITIES, IMPURITIES "(S)-3-Amino-4-(3-chlorophenyl)butanoic acid, HCl"

BUTANOIC ACID IMPURITIES, IMPURITIES "(S)-3-Amino-4-(4-chlorophenyl)butanoic acid, HCl"

BUTANOIC ACID IMPURITIES, IMPURITIES "2-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)-butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "2-(3-Oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)-butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "2(R,S)-Hydroxy-4[[(2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl]methylamino]-4-oxo-butanoic Acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "2-{[(1-Acetyl-2,3-dihydro-1H-indol-5-yl)sulfonyl]-amino}-3-methylbutanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "2-bromo-4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(2,3-Dimethoxyphenyl)butanoic Acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(2-Oxo-2,3-dihydro-1H-indol-3-yl)butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(3,4-Dichlorophenyl)-4-phenylbutanoic Acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(3,4-Dihydropyrido[4,3-b]-1,6-naphthyridin-2(1H)-yl)-4-oxobutanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(3,4-Dimethoxyphenyl)butanoic Acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-(5-{[(5-Phenyl-1,3,4-thiadiazol-2-yl)amino]-carbonyl}-1,3,4-thiadiazol-2-yl)butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-[(1-Acetyl-2,3-dihydro-1H-indol-7-yl)amino]-4-oxobutanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-[3-(2-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-butanoic acid"

BUTANOIC ACID IMPURITIES, IMPURITIES "4-Azido-L-homoalanine, (S)-2-Amino-4-azidobutanoic acid hydrochloride"

BUTANOIC ACID IMPURITIES, IMPURITIES (+/-)-2-Acetylaminobutanoic Acid

BUTANOIC ACID IMPURITIES, IMPURITIES (2R)-2-bromo-Butanoic acid methyl ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2R)-2-Methyl-butanoic Acid Ethyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2R)-2-Methyl-butanoic Acid Methyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-amino-4-oxo-4-phenylbutanoic acid hydrochloride

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-Amino-benzenebutanoic Acid Benzyl Ester Tosylate Salt

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-Amino-benzenebutanoic Acid Methyl Ester Hydrochloride

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-Hydroxy-2-methyl-3-oxobutanoic Acid Phenylmethyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-Methyl-butanoic Acid Ethyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-2-Methyl-butanoic Acid Methyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-Amino-3-(4-Chlorophenyl)-3-Methylbutanoic Acid

BUTANOIC ACID IMPURITIES, IMPURITIES (2S)-N-Boc-2-amino-4-azido-butanoic Acid Methyl Ester

BUTANOIC ACID IMPURITIES, IMPURITIES (3R)-3-Amino-4-hydroxybutanoic acid

BUTANOIC ACID IMPURITIES, IMPURITIES (3S)-3-(2-thienylthio)butanoic acid

BUTANOIC ACID IMPURITIES, IMPURITIES (3S)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid

BUTANOIC ACID IMPURITIES, IMPURITIES (R)-2,3-dihydroxy-3-methylbutanoic acid

BUTANOIC ACID IMPURITIES, IMPURITIES (R)-3-(((benzyloxy)carbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic acid