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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Butanamide, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Butanamide 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 Butanamide-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.

Butanamide Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2R)-2-hydroxy-3-(hydroxymethyl)-3-methyl-N-(3-oxo-4-phenylb... Stable Isotopes CS-T-101044 Not Available Enquire
(R)-3-Amino-N-((R)-4-oxo-1-phenyl-4-(3-(trifluoromethyl)-5,6... Stable Isotopes CS-T-97807 Not Available Enquire
(S)-N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide-d6 Stable Isotopes CS-T-97809 Not Available Enquire
(S)-N-[(2S,4S,5S)-5-(Dibenzylamino)-4-hydroxy-1,6-diphenylhe... Stable Isotopes CS-T-97607 1322623-80-2 Enquire
2-Amino-N,N,3-trimethyl-butanamide-d6 Stable Isotopes CS-T-97033 Not Available Enquire
N-Methyl-γ-oxo-3-pyridinebutanamide-d3 Stable Isotopes CS-T-98772 Not Available Enquire
(S)-N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide-d3 Stable Isotopes CS-T-66236 1795786-85-4 Enquire
4-Fluoro-α-(2-methyl-1-oxopropyl)-γ-oxo-N,β-diphenyl-d5-benz... Stable Isotopes CS-T-77554 222412-75-1 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2R)-2-(4-(2-hydroxypropyl)-2-oxopyrrolidin-1-yl)butanamide Metabolite CS-O-40548 Not Available Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(3R)-3-Aminobutanamide Impurity CS-BX-02692 44589-02-8 Enquire
(S)-3-methyl-2-phenylbutanamide Impurity CS-O-36214 174290-51-8 In Stock
(2R)-2-hydroxy-3-(hydroxymethyl)-3-methyl-N-(3-oxo-4-phenylb... Impurity CS-T-78781 1351758-37-6 Enquire
(2S)-2-(2,5-dioxo-3-propylpyrrolidin-1-yl)butanamide Impurity CS-SN-00135 Not Available Enquire
(2S)-2-Amino-3-methylbutanamide hydrochloride Impurity CS-MM-06290 133170-58-8 Enquire
(S)-2-Amino-2,3-dimethylbutanamide Impurity CS-T-65716 90377-00-7 Enquire
(S)-2-aminobutanamide (2R,3R)-2,3-dihydroxysuccinate Impurity CS-O-39987 868134-59-2 Enquire
2-(Methylamino)butanamide Impurity CS-M-47433 1218229-30-1 Enquire
2-Bromobutanamide Impurity CS-M-47199 5398-24-3 Enquire
2-Bromo-N-cyclohexylbutanamide Impurity CS-M-26673 905810-22-2 Enquire
2-Bromo-N-cyclopentylbutanamide Impurity CS-M-26672 905811-01-0 Enquire
2-Fluoro-alpha-(2-methyl-1-oxopropyl)-gamma-oxo-N,beta-diphe... Impurity CS-T-76320 1797905-42-0 Enquire
3-(Methylamino)-N,3-dimethyl-butanamide Impurity CS-T-53615 859195-79-2 Enquire
4-chloro-N-(4-(3-morpholino-2-oxo-5,6-dihydropyridin-1(2H)-y... Impurity CS-O-39329 Not Available Enquire
Butanamide, N-​[4-​[2-​hydroxy-​3-​[(1-​methylethyl)​amino]​... Impurity CS-O-42132 74143-33-2 Enquire
Butanamide, N-​[4-​[2-​hydroxy-​3-​[(1-​methylethyl)​amino]​... Impurity CS-O-42131 1432053-72-9 Enquire
N-(5-Amino-2-methoxyphenyl)-4-(2,4-dichlorophenoxy)butanamid... Impurity CS-M-14945 1020054-48-1 Enquire
rac 2-Cyano-2-phenylbutanamide Impurity CS-T-13703 80544-75-8 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-(3,4-dimethoxyphenyl)-3-methylbutanamide Intermediate CS-O-53883 1195685-70-1 Enquire
2-Amino-3-methylbutanamide Hydrochloride Intermediate CS-T-94063 93169-29-0 In Stock
2-amino-N-hydroxy-3-methylbutanamide Intermediate CS-EL-01209 36207-48-4 Enquire
4-Fluoro-α-(2-methyl-1-oxopropyl)-γ-oxo-N,-β-diphenyl-benzen... Intermediate CS-T-24126 125971-96-2 In Stock
S-Amino Butanamide Hydrochloride Intermediate CS-O-32309 7324-11-0 In Stock
β-Amino-α-hydroxycyclobutanebutanamide Hydrochloride Intermediate CS-T-47855 394735-23-0 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2S)-2-Amino-4-methoxy-N-methylbutanamide Fine Chemicals CS-O-49775 1315049-51-4 Enquire
4-Bromo-3-oxo-N-phenylbutanamide Fine Chemicals CS-O-53397 1205-74-9 Enquire
N-(4-Chloro-2-nitrophenyl)-3-oxobutanamide Fine Chemicals CS-O-16189 34797-69-8 In Stock
2,3,4-Trihydroxybutanamide Fine Chemicals CS-O-36846 74421-65-1 Enquire
4-(4,6-dimethyl-2-oxopyrimidin-1(2H)-yl)-N-(1-(thiazol-2-yl)... Fine Chemicals CS-O-34626 1381553-21-4 Enquire
DL-2-aminobutanamide hydrochloride Fine Chemicals CS-ZB-32387 89603-48-5 Enquire
R-2-Amino Butanamide Hydrochloride Fine Chemicals CS-O-05824 103765-03-3 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-[4-(4-Chlorophenyl)-3,6-dihydropyridin-1(2H)-yl]-N,N-dimet... Secondary Standards CS-SS-26506-100MG 61299-42-1 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-amino-3-methylbutanamide Building Blocks CS-ED-01019 13474-14-1 Enquire
4-Amino-Cbz-N-bis((tripropyleneglycol(1,3-dihydroxypropan-2-... Building Blocks CS-O-43567 1309777-57-8 Enquire


Chiral

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2r,3s)-3-amino-4-cyclobutyl-2-hydroxybutanamide Hydrochlori... Chiral CS-AD-00670 1036931-35-7 Enquire
(2s,3r)-3-amino-4-cyclobutyl-2-hydroxybutanamide Hydrochlori... Chiral CS-AD-00671 1036931-36-8 Enquire