Skip to content

Product division

Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

27,990products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,098 Pharmacopeial Impurities (EP / USP / BP) 4,399 Nitrosamine Impurities 631 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504 Metabolites & Degradation Products 3,922 API Reference Standards 3,436

Reference Standard

3-Amino-2-(4-(hydroxymethyl)phenyl)propanoic Acid chemical structure

3-Amino-2-(4-(hydroxymethyl)phenyl)propanoic Acid

CAS: 1781312-96-6
Formula: C₁₀H₁₃NO₃
MW: 195.21 g/mol

VQ-038591

Reference Standard

3-Amino-2-chloro acrolein chemical structure

3-Amino-2-chloro acrolein

CAS: 221615-73-2
Formula: C₃H₄ClNO
MW: 105.52 g/mol

VQ-025676

Reference Standard

3-Amino-2-hydroxy-[1,1-biphenyl]-3-carboxylic acid chemical structure

3-Amino-2-hydroxy-[1,1-biphenyl]-3-carboxylic acid

CAS: 376592-93-7
Formula: C₁₃H₁₁NO₃
MW: 229.23 g/mol

VQ-022504

Reference Standard

3-Amino-2-methyl-N,N-dipropylbenzeneethanamine chemical structure

3-Amino-2-methyl-N,N-dipropylbenzeneethanamine

CAS: 111725-11-2
Formula: C₁₅H₂₆N₂
MW: 234.38 g/mol

VQ-027894

Reference Standard

3-Amino-2-methylbenzoic acid chemical structure

3-Amino-2-methylbenzoic acid

CAS: 52130-17-3
Formula: C₈H₉NO₂
MW: 151.16 g/mol

VQ-039445

Reference Standard

3-Amino-2,3,4,9-tetrahydro-1H-carbazole-6-carboxamide chemical structure

3-Amino-2,3,4,9-tetrahydro-1H-carbazole-6-carboxamide

CAS: 147009-17-4
Formula: C₁₃H₁₅N₃O
MW: 229.28 g/mol

VQ-032789

Reference Standard

3-Amino-3-(4-chloro-phenyl)-propan-1-ol chemical structure

3-Amino-3-(4-chloro-phenyl)-propan-1-ol

CAS: 68208-26-4
Formula: C₉H₁₂ClNO
MW: 185.65 g/mol

VQ-036130

Reference Standard

3-Amino-3-azabicyclo[3.3.0]octane hydrochloride chemical structure

3-Amino-3-azabicyclo[3.3.0]octane hydrochloride

CAS: 58108-05-7
Formula: C₇H₁₅ClN₂
MW: 162.66 g/mol

VQ-031002

Reference Standard

3-Amino-3-imino-2-(2-phenyldiazenyl)propanamide Hydrochloride chemical structure

3-Amino-3-imino-2-(2-phenyldiazenyl)propanamide Hydrochloride

CAS: 6285-64-9
Formula: C₉H₁₂ClN₅O
MW: 241.68 g/mol

VQ-043532

Reference Standard

3-Amino-3-iminopropanoic acid 1-(diphenylmethyl)-3-azetidinyl ester acetate chemical structure

3-Amino-3-iminopropanoic acid 1-(diphenylmethyl)-3-azetidinyl ester acetate

CAS: 170749-59-4
Formula: C₂₁H₂₅N₃O₄
MW: 383.4 g/mol

VQ-035891

Reference Standard

3-Amino-4-(2,4,5-trifluorophenyl)butanoic Acid chemical structure

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

CAS: 1283583-85-6
Formula: C₁₀H₁₀F₃NO₂
MW: 233.19 g/mol

VQ-042203

Reference Standard

3-Amino-4-(2,4,5-trifluorophenyl)butanoic Acid Hydrochloride chemical structure

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

CAS: 1909337-07-0
Formula: C₁₀H₁₁ClF₃NO₂
MW: 269.65 g/mol

VQ-034898

Reference Standard

3-Amino-4-chloro-5-sulfamoylbenzoic Acid chemical structure

3-Amino-4-chloro-5-sulfamoylbenzoic Acid

CAS: 25317-76-4
Formula: C₇H₇ClN₂O₄S
MW: 250.66 g/mol

VQ-047639

Reference Standard

3-Amino-4-hydroxybenzoic acid chemical structure

3-Amino-4-hydroxybenzoic acid

CAS: 1571-72-8
Formula: C₇H₇NO₃
MW: 153.14 g/mol

VQ-039347

Reference Standard

3-Amino-4-methyl-N-(3-(4-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)phenyl)benzamide chemical structure

3-Amino-4-methyl-N-(3-(4-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)phenyl)benzamide

CAS: 915711-42-1
Formula: C₁₉H₁₇F₃N₄O
MW: 374.4 g/mol

VQ-026908

Reference Standard

3-Amino-4-methylbenzenesulfonamide chemical structure

3-Amino-4-methylbenzenesulfonamide

CAS: 6274-28-8
Formula: C₇H₁₀N₂O₂S
MW: 186.23 g/mol

VQ-033078

Reference Standard

3-Amino-4-propoxybenzoic Acid chemical structure

3-Amino-4-propoxybenzoic Acid

CAS: 59691-15-5
Formula: C₁₀H₁₃NO₃
MW: 195.21 g/mol

VQ-027675

Reference Standard

3-Amino-4-propoxybenzoic Acid Hydrochloride chemical structure

3-Amino-4-propoxybenzoic Acid Hydrochloride

CAS: 59691-14-4
Formula: C₁₀H₁₄ClNO₃
MW: 231.67 g/mol

VQ-043850

Reference Standard

3-Amino-5-(4-phenoxyphenyl)pyrazole-4-carbonitrile chemical structure

3-Amino-5-(4-phenoxyphenyl)pyrazole-4-carbonitrile

CAS: 330792-70-6
Formula: C₁₆H₁₂N₄O
MW: 276.29 g/mol

VQ-039962

Reference Standard

3-Amino-5-(chloro carbonyl)-2,4,6-triiodobenzoic anhydride chemical structure

3-Amino-5-(chloro carbonyl)-2,4,6-triiodobenzoic anhydride

CAS: 219851-75-9
Formula: C₁₆H₄Cl₂I₆N₂O₅
MW: 1136.5 g/mol

VQ-045003

Reference Standard

3-Amino-5-bromobenzotrifluoride chemical structure

3-Amino-5-bromobenzotrifluoride

CAS: 54962-75-3
Formula: C₇H₅BrF₃N
MW: 240.02 g/mol

VQ-032156

Reference Standard

3-Amino-5-nitrobenzoic acid chemical structure

3-Amino-5-nitrobenzoic acid

CAS: 618-84-8
Formula: C₇H₆N₂O₄
MW: 182.13 g/mol

VQ-043561

Reference Standard

3-Amino-N-(2,6-dioxopiperidin-3-yl)-2-methylbenzamide chemical structure

3-Amino-N-(2,6-dioxopiperidin-3-yl)-2-methylbenzamide

CAS: 1479889-22-9
Formula: C₁₃H₁₅N₃O₃
MW: 261.28 g/mol

VQ-044074

Reference Standard

3-Amino-α-[[[2-(4-methoxyphenyl)-1-methylethyl](phenylmethyl)amino]methyl]-4-(phenylmethoxy)benzenemethanol chemical structure

3-Amino-α-[[[2-(4-methoxyphenyl)-1-methylethyl](phenylmethyl)amino]methyl]-4-(phenylmethoxy)benzenemethanol

CAS: 43229-68-1
Formula: C₃₂H₃₆N₂O₃
MW: 496.6 g/mol

VQ-048463

Need a price, a spec or a custom compound?

Send us your list — product names or CAS numbers, grade, quantity and destination. Our team replies with a formal quotation, COA and lead time.

Request a quote Contact sales