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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Alanine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Alanine impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Alanine-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Alanine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Methylalanine-d6 Hydrochloride Stable Isotopes CS-T-100056 Not Available Enquire
3-​(1H-​Pyrazol-​1-​yl)​alanine-d3 Stable Isotopes CS-T-103062 2734-48-7(Unlabelled) Enquire
3-Amino-1H-[1,2,4]-triazole-1-alanine 13C2,15N3 Stable Isotopes CS-EK-01795 2990-18-3 unlabeled Enquire
4-Acetyl-L-phenylalanine-13C6 Stable Isotopes CS-T-97058 Not Available Enquire
4-Azido-L-phenylalanine-13C9,15N Stable Isotopes CS-T-97022 Not Available Enquire
4-Bromo-N-Boc-α-methyl-D-phenylalanine-13C,d3 Stable Isotopes CS-T-100744 Not Available Enquire
4-Nitro-L-Phenylalanine-d4 Methyl Ester Hydrochloride Stable Isotopes CS-T-97264 Not Available Enquire
Alanine-3,3,3-d3, N-[(1,1-dimethylethoxy)carbonyl]-2-(methyl... Stable Isotopes CS-O-50183 124125-84-4 Enquire
b-Chloro-DL-alanine-d3 Stable Isotopes CS-T-100664 Not Available Enquire
Boc-N-(methyl-d3)-L-alanine-d4 Stable Isotopes CS-T-97002 Not Available Enquire
DL-Alanine Methylamide-d3 Stable Isotopes CS-T-97046 Not Available Enquire
DL-Alanine-d7 Stable Isotopes CS-O-40629 302-72-7(Unlabelled) Enquire
DL-Phenylalanine,1,1Dimethylethylester Hydrochloride-d7 Stable Isotopes CS-O-57313 Not Available In Stock
DL-Phenylalanine-d8 Stable Isotopes CS-T-84204 29909-00-0 Enquire
dl-Phenyl-d5-Alanine t-Butyl Ester Hydrochloride Stable Isotopes CS-O-57312 75898-47-4 (Unlabeled) In Stock
D-Phenyl-alanine-d7-N-t-BOC Stable Isotopes CS-O-59470 18942-49-9 (Unlabeled) Enquire
Ethyl β-Alanine-2,2,3,3-d4 Ester Stable Isotopes CS-T-100339 1364078-11-4 Enquire
Fmoc-3-(2-naphthyl)-DL-alanine-d7 Stable Isotopes CS-O-58268 2209043-38-7 In Stock
L-Alanine Amide-d3 Hydrochloride Stable Isotopes CS-T-97047 Not Available Enquire
L-Alanine-[13C3] (Solution) Stable Isotopes CS-I-00633 100108-77-8 Enquire
L-Aspartyl-L-phenylalanine-d5 Stable Isotopes CS-T-97026 Not Available Enquire
L-Phenyl-alanine-d7-N-t-BOC Stable Isotopes CS-O-59469 87713-14-2 Enquire
N-​[(S)​-​(4-​Nitrophenoxy)​phenoxy-​2,​3,​4,​5,​6-​d5-​phos... Stable Isotopes CS-T-98958 1874196-88-9 Enquire
N-(2,6-Dimethylphenyl)alanine-d6 Methyl Ester Stable Isotopes CS-T-101474 1356934-51-4 Enquire
N-(2-Ethyl-6-methylphenyl)-N-(2-sulfoacetyl)-L-alanine-d11 Stable Isotopes CS-T-96234 Not Available Enquire
N-(2-Methoxyacetate)-N-(2-carboxy-6-methylphenyl)-alanine-d4 Stable Isotopes CS-T-96215 Not Available Enquire
N-(3-Chloro-6,11-dihydro-6-methyl-5,5-dioxidodibenzo[c,f][1,... Stable Isotopes CS-T-101673 Not Available Enquire
N-(4-Aminobenzoyl-D4)-ß-Alanine Stable Isotopes CS-T-95036 7377-08-4(Unlabeled) Enquire
N-(N-Benzoyl-L-tyrosyl)-L-alanine-13C6 Stable Isotopes CS-T-97017 1356382-80-3 Enquire
N-(N-Benzoyl-L-tyrosyl)-L-alanine-d5 Stable Isotopes CS-T-97018 1356383-19-1 Enquire
N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]hy... Stable Isotopes CS-T-101928 Not Available Enquire
N-[[P(S),2'R]-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsily... Stable Isotopes CS-T-100543 Not Available Enquire
N-[3-Amino-4-(methylamino)benzoyl]-N-2-pyridinyl-b-alanine-d... Stable Isotopes CS-T-101908 Not Available Enquire
N-[3-Amino-4-(methylamino)benzoyl]-N-2-pyridinyl-β-alanine-d... Stable Isotopes CS-T-101906 Not Available Enquire
N-[3-Fluoro-4-[(methylamino)carbonyl]phenyl]-2-methylalanine... Stable Isotopes CS-T-96392 Not Available Enquire
N--[4-(1-Methylethyl)benzoyl]-D-phenylalanine-d7 Stable Isotopes CS-T-100034 Not Available Enquire
N-[4-(Acetylamino)benzoyl]-β-alanine-D3 Stable Isotopes CS-T-97070 Not Available Enquire
N-[4-(Acetylamino)benzoyl-d4]-β-alanine Stable Isotopes CS-T-94379 Unlabelled: 212198-64-6 Enquire
N-[4-(Methylamino)-3-nitrobenzoyl]-N-2-pyridinyl-b-alanine-d... Stable Isotopes CS-T-101137 2124271-66-3 Enquire
N-Acetyl-3-[(3-amino-3-oxopropyl)sulfinyl]-L-alanine-13C3 Stable Isotopes CS-T-94396 Not Available Enquire
N-Acetyl-3-[(3-amino-3-oxopropyl)sulfinyl]-L-alanine-d3 Stable Isotopes CS-T-97069 Not Available Enquire
N-Acetyl-D-alanine-2,3,3,3-d4DISCONTINUED PLEASE SEE A167966 Stable Isotopes CS-T-97072 Not Available Enquire
N-Acetyl-DL-alanine-d7 Stable Isotopes CS-T-97074 Not Available Enquire
N-Acetyl-β-alanine-d3 Stable Isotopes CS-T-97071 Not Available Enquire
N-Fmoc-D-phenylalanine-d5 Stable Isotopes CS-T-96954 2714483-74-4 No data available
N-Lactoyl Phenylalanine-d3 Stable Isotopes CS-O-60270 183241-73-8 (Unlabeled) Enquire
N-Methyl-L-alanine-13CD3 Stable Isotopes CS-T-102582 3913-67-5(Unlabelled) Enquire
Octreotide-phenylalanine-d8 di-Trifluoroacetic Acid Salt Stable Isotopes CS-T-95520 83150-76-9 (Unlabelled) Enquire
Rac 3-(1,2,4-Triazol-1-yl)-L-alanine-15N,d2 Hydrochloride (d... Stable Isotopes CS-T-103085 1078566-98-9(Unlabelled) Enquire
Remdesivir Alanine-d4 (Mixture of Diastereomers) Stable Isotopes CS-O-36312 Not Available In Stock
Safinamide-D4 (Alanine-D4) Stable Isotopes CS-T-94093 1147299-69-1 Enquire
β-Alanine Methyl ester-13C3 15N HCl Stable Isotopes CS-O-47520 2688026-08-4 Enquire
β-aminomethyl-L-alanine-[13C,15N2] dihydrochloride Stable Isotopes CS-I-00307 Not Available Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Phenylalanine API CS-O-07252 63-91-2 In Stock
D-Alanine API CS-T-01486 338-69-2 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-(4-Aminobenzoyl)-ß-alanine Metabolite CS-T-01956 7377-08-4 Enquire
Remdesivir Alanine Metabolite Acetate (Ala-Met) Metabolite CS-O-35765 1911579-04-8 (free base) In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-Dimethenamid ethane sulfonic acid L-alanine impurity Impurity CS-O-46999 Not Available Enquire
3-(hydroxymethyl)-L-Phenylalanine Impurity CS-O-56899 41679-16-7 Enquire
3,4,5-Trihydroxyphenylalanine Impurity CS-O-57868 16032-83-0 Enquire
4-Azido-L-phenylalanine Impurity CS-T-04663 33173-53-4 Enquire
4-carboxy-N-[(1,1-dimethyletho4-carboxy-N-[(1,1-dimethyletho... Impurity CS-O-44712 2762439-10-9 Enquire
4-Chloro-L-phenylalanine Impurity CS-O-13663 14173-39-8 In Stock
Bepotastine N-Acetyl phenylalanine Condensed Ether impurity Impurity CS-O-56300 ---- Enquire
Cefpodoxime proxetil Boc-L-alanine impurity (E and Z Mixture... Impurity CS-O-49585 906662-56-4 In Stock
L-Alanine Isopropyl Ester Hydrochloride Impurity CS-G-00131 62062-65-1 In Stock
L-Alanyl-l-alanine Impurity CS-T-65689 1948-31-8 Enquire
L-Glutamine Diethylamide Hydrochloride Impurity CS-O-57185 77529-90-9 Enquire
L-Lysine Diethylamide Dihydrochloride Impurity CS-O-57184 266356-00-7 Enquire
N-Acetyl-3-sulfino-L-alanine Impurity CS-O-49482 282727-77-9 Enquire
N-Phthalimido 4-Nitro-L-phenylalanine Methyl Ester Impurity CS-T-84679 74743-22-9 Enquire
Pemetrexed Alanine Impurity Impurity CS-O-45896 204257-00-1 Enquire
Phenylalanine Impurity 1 Impurity CS-O-54980 ---- Enquire
Remdesivir p-NitroPhenoxy L-Alanine Impurity Impurity CS-P-08454 1354823-36-1 In Stock
Roxadustat 3-beta-alanine impurity Impurity CS-O-54738 1455089-22-1 Enquire
Sofosbuvir Des L-​Alanine Impurity CS-O-43898 1859162-80-3 Enquire
sofosbuvir isomer 17 (D-Alanine-2R,3R,4R,5S-isomer) Impurity CS-O-59317 ---- Enquire
Tenofovir Alanine ester impurity Impurity CS-O-44690 2228092-46-2 Enquire
Valbenazine 2-L-Alanine impurity Impurity CS-O-57323 1025504-57-7 Enquire
(R)-3-(p-fluorophenyl)-beta-alanine Impurity CS-DL-00661 151911-23-8 Enquire
3-Sulfoalanine Impurity CS-M-46256 13100-82-8 Enquire
4-Borono-L-phenylalanine Impurity CS-T-07775 76410-58-7 Enquire
D-Alanine Methyl Ester Hydrochloride Impurity CS-T-01488 14316-06-4 Enquire
D-Alanine, N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-, 2-eth... Impurity CS-P-08456 2096985-18-9 Enquire
Fmoc-dehydro Alanine Impurity CS-O-33388 261522-33-2 Enquire
L-2-Nitrophenylalanine Impurity CS-T-83351 19883-75-1 Enquire
L-Alanine, N-(chlorophenoxyphosphinyl)-, 2-ethylbutyl ester ... Impurity CS-P-08460 1355049-92-1 Enquire
L-Alanine, N-[(R)-(4-nitrophenoxy)phenoxyphosphinyl]-, 2-eth... Impurity CS-P-08455 1354823-37-2 Enquire
N-(trans-4-Isopropylcyclohexylcarbonyl)-D-phenylalanine-D-ph... Impurity CS-O-34662 Not Available Enquire
N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-D-al... Impurity CS-T-84905 1714114-25-6 Enquire
N-[3-Amino-4-(methylamino)benzoyl]-N-2-pyridinyl-β-alan... Impurity CS-T-47911 1369510-38-2 Enquire
Na-(2-Naphthalenesulfonylglycyl)-4-amidino-D,L-phenylalanine... Impurity CS-T-59089 86125-48-6 Enquire
N-Boc-N-methyl-DL-alanine Impurity CS-T-07607 13734-31-1 Enquire
N-FMOC-L-phenylalanine Impurity CS-T-24582 35661-40-6 Enquire
Remdesivir R-P-D Alanine Isomer Impurity CS-O-38419 Not Available Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-3-Chloroalanine Methyl Ester Hydrochloride Intermediate CS-CS-00026 112346-82-4 In Stock
3-Amino-L-Alanine Hydrochloride Intermediate CS-AC-03274 1482-97-9 In Stock
4-Iodo-D-phenylalanine Intermediate CS-AC-03986 62561-75-5 In Stock
DL-Phenylalanine Intermediate CS-M-58051 150-30-1 In Stock
N-[(S)-1-Carbethoxy-1-butyl]-(S)-alanine Intermediate CS-O-31668 82834-12-6 In Stock
N-Alpha-t-BOC-L-Alanine Intermediate CS-M-29408 15761-38-3 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
((R)-1-ethoxy-1-oxopentan-2-yl)-L-alanine Fine Chemicals CS-O-54327 ---- Enquire
((S)-1-ethoxy-1-oxopentan-2-yl)-D-alanine Fine Chemicals CS-O-54326 ---- Enquire
3-(2-Thienyl)-L-alanine Fine Chemicals CS-BX-00946 22951-96-8 Enquire
3-(3,4-Dimethoxyphenyl)-L-Alanine Fine Chemicals CS-T-19564 32161-30-1 In Stock
3-(3-Pyridyl)-D-Alanine Fine Chemicals CS-DL-00741 70702-47-5 In Stock
4-Propargyloxy-L-phenylalanine Fine Chemicals CS-O-59774 1080496-42-9 Enquire
D-Homophenylalanine Ethyl Ester Hydrochloride Fine Chemicals CS-DJ-00147 90940-54-8 In Stock
D-Phenylalanine Fine Chemicals CS-O-00234 673-06-3 In Stock
L-Alanine Fine Chemicals CS-M-29409 56-41-7 In Stock
L-Alanine Ethyl Ester Hydrochloride Fine Chemicals CS-T-01502 1115-59-9 In Stock
N-[(Benzyloxy)carbonyl]-L-alanine Fine Chemicals CS-M-47040 1142-20-7 In Stock
N-Methyl-beta-alanine Fine Chemicals CS-O-59228 2679-14-3 Enquire
N-Methyl-beta-alanine Hydrochloride Fine Chemicals CS-T-81397 65845-56-9 Enquire
DL-Alanine Fine Chemicals CS-T-01491 302-72-7 Enquire
L-alanine diethylamide Fine Chemicals CS-O-40775 56414-86-9 Enquire
N-Boc-3-iodo-L-alanine Fine Chemicals CS-O-36653 773128-24-8 Enquire
Oxindolylalanine Fine Chemicals CS-O-37353 32999-55-6 Enquire
ß-Alanine Methyl Ester Hydrochloride Fine Chemicals CS-T-01500 3196-73-4 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso-N-[(S)-1-Carbethoxy-1-butyl]-(S)-alanine Nitrosamine CS-O-45983 Not Available Enquire


Peptide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[6-D-Phenylalanine]Terlipressin Peptide CS-P-06508 ---- In Stock
Fmoc-L-azidoalanine Peptide CS-O-49913 684270-46-0 Enquire
N-Fmoc-D-phenylalanine Peptide CS-T-24584 86123-10-6 In Stock


Pesticide Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Leucyl-L-phenylalanine Pesticide Standards CS-O-51622 3063-05-6 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Alpha-Fluoro-beta-alanine-D3 Stable Isotope Reagent CS-O-46477 2320738-94-9 Enquire
b-Alanine-13C3,15N Stable Isotope Reagent CS-R-00060 285978-07-6 Enquire
Boc-beta-alanine-13C3 15N Stable Isotope Reagent CS-O-47871 3303-84-2 (Unlabelled) Enquire
DL-3-Hydroxyphenyl-2,4,6-d3-alanine Stable Isotope Reagent CS-C-01409 775-06-4 (Unlabelled) Enquire
DL-4-Hydroxyphenylalanine-3,3-d2 Stable Isotope Reagent CS-C-00548 35693-18-6 Enquire
D-Phenyl-d5-alanine-2,3,3-d3-N-FMOC Stable Isotope Reagent CS-C-01361 86123-10-6 (Unlabelled), Enquire
Fmoc-L-Alanine-OH-13C3,15N Stable Isotope Reagent CS-CH-00046 865720-15-6 In Stock
Fmoc-L-Phenylalanine (13C9,D8,15N) Stable Isotope Reagent CS-O-49382 35661-40-6 (Unlabelled) Enquire
Fmoc-L-Phenylalanine (3’,5’-13C2,2,3,3,2’,4’,6’-D6,15N) Stable Isotope Reagent CS-O-49386 35661-40-6 (Unlabelled) Enquire
L-Alanine-2,3-13C2 Stable Isotope Reagent CS-CH-00034 65163-26-0 Enquire
L-Alanine-3,3,3-d3-N-FMOC Stable Isotope Reagent CS-C-00289 284665-07-2 In Stock
L-Alanine-N-FMOC-d3 Stable Isotope Reagent CS-R-00028 225101-67-7 In Stock
L-Alanine-N-FMOC-d4 Stable Isotope Reagent CS-R-00027 225101-69-9 In Stock
L-Phenylalanine (13C9,D8,15N) Stable Isotope Reagent CS-O-49384 63-91-2 (Unlabelled) Enquire
L-PHENYLALANINE (2-13C) Stable Isotope Reagent CS-C-02176 136056-01-4 Enquire
L-Phenylalanine (3’,5’-13C2,2,3,3,2’,4’,6’-D6,15N) Stable Isotope Reagent CS-O-49387 63-91-2 (Unlabelled) Enquire
L-Phenylalanine 3-13C Stable Isotope Reagent CS-C-02177 136056-02-5 Enquire
N-(Benzyloxycarbonyl)-beta-alanine-13C3 15N Stable Isotope Reagent CS-O-47872 2304-94-1 (Unlabelled) Enquire
N-[(Phenylmethoxy)carbonyl]-beta-alanine methyl ester-13C3 1... Stable Isotope Reagent CS-O-47873 54755-77-0 (Unlabelled) Enquire
-β-Alanine-2,2,3,3 D4 Stable Isotope Reagent CS-C-00226 116173-67-2 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2-methoxybenzoyl)-L-alanine Building Blocks CS-O-48789 167417-03-0 Enquire
(aS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-... Building Blocks CS-T-102284 868540-15-2 Enquire
2-Chloro-N-Fmoc-DL-phenyLalanine Building Blocks CS-ED-41801 678991-52-1 Enquire
3-(3-Thienyl)-L-alanine Building Blocks CS-BX-01167 3685-51-6 Enquire
4-Nitro-L-Phenylalanine Methyl Ester Hydrochloride Building Blocks CS-O-20029 17193-40-7 In Stock
Boc-3-bromo-L-phenylalanine Building Blocks CS-M-29682 82278-73-7 In Stock
Fmoc-L-2-thienylalanine Building Blocks CS-T-75428 130309-35-2 In Stock
Fmoc-L-Alanine Isopropyl ester Building Blocks CS-O-43148 1185984-34-2 Enquire
N-Acetyl-DL-alanine Building Blocks CS-M-10265 1115-69-1 In Stock
3-Chloro-N-[(tert-butyloxy)carbonyl]-L-alanine Methyl Ester Building Blocks CS-T-73051 651035-84-6 Enquire
Boc-2-cyano-D-phenylalanine Building Blocks CS-M-29663 261380-28-3 Enquire
Boc-L-ß-homoalanine Building Blocks CS-M-30029 158851-30-0 Enquire
Fmoc-4-chloro-L-phenylalanine Building Blocks CS-M-29799 175453-08-4 Enquire
Fmoc-D-2-thienylalanine Building Blocks CS-T-74324 201532-42-5 Enquire
Fmoc-d-3,3-diphenylalanine Building Blocks CS-T-75243 189937-46-0 Enquire
Fmoc-L-3,3-diphenylalanine Building Blocks CS-T-75021 201484-50-6 Enquire
Fmoc-l-3-pyridylalanine Building Blocks CS-T-75960 175453-07-3 Enquire
Fmoc-l-4,4’-biphenylalanine Building Blocks CS-T-75149 199110-64-0 Enquire
Fmoc-ß -alanine Building Blocks CS-M-30089 35737-10-1 Enquire
Fmoc-ß-(2-naphthyl)-D-alanine Building Blocks CS-M-29507 138774-94-4 Enquire
Fmoc-ß-(2-naphthyl)-L-alanine Building Blocks CS-M-29508 112883-43-9 Enquire
Fmoc-ß-methyl-DL-phenylalanine Building Blocks CS-M-29813 1214028-21-3 Enquire
L-Homophenylalanine Building Blocks CS-M-57759 943-73-7 Enquire
N-(2-Mercapto-1-oxopropyl)-L-alanine Building Blocks CS-T-57508 26843-61-8 Enquire
N,N-DiMethyl-L-phenylalanine Building Blocks CS-O-48554 17469-89-5 Enquire
N-a-Fmoc-D-alanine Building Blocks CS-M-29407 79990-15-1 Enquire
N-Boc-L-phenylalanine Building Blocks CS-T-07664 13734-34-4 Enquire


Deuterated Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
DL-Alanine D3 Deuterated Reagents CS-C-00242 53795-94-1 In Stock
DL-Phenyl Alanine-d5 Deuterated Reagents CS-O-11366 284664-89-7 In Stock
D-Phenylalanine D5 Deuterated Reagents CS-O-11336 362049-55-6 Enquire
L-Alanine D4 Deuterated Reagents CS-T-47488 18806-29-6 Enquire
L-Phenyl-d5-alanine-2,3,3 D3 Deuterated Reagents CS-C-00778 17942-32-4 Enquire