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 14,098Pharmacopeial Impurities (EP / USP / BP) 4,399Nitrosamine Impurities 631Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504Metabolites & Degradation Products 3,922API Reference Standards 3,436
(E)-Decyl 4-((2S,3R,4R,5S)-3,4-dihydroxy-5-(((2S,3S)-3-((2S,3S)-3-hydroxybutan-2-yl)oxiran-2-yl)methyl)tetrahydro-2H-pyran-2-yl)-3-methylbut-2-enoate
- CAS
- 153900-96-0
- Formula
- C27H48O7
- MW
- 484.7 g/mol
VQ-032024
(E)-Ethyl (2-cyano-2-(2-(3,5-dichloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)hydrazono)acetyl)carbamate
- CAS
- 920509-33-7
- Formula
- C19H18Cl2N6O5
- MW
- 481.3 g/mol
VQ-023622
(E)-Ethyl 2-(2-(4-methoxyphenyl)hydrazono)propanoate
- CAS
- 4792-57-8
- Formula
- C12H16N2O3
- MW
- 236.27 g/mol
VQ-024320
(E)-Methyl 1-acetyl-3-(methoxy(phenyl)methylene)-2-oxoindoline-6-carboxylate
- CAS
- 1168152-07-5
- Formula
- C20H17NO5
- MW
- 351.4 g/mol
VQ-026919
(E)-N-(1,3-Diethyl-5-nitroso-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-3-(3,4-dimethoxyphenyl)acrylamide
- CAS
- 3049258-43-4
- Formula
- C19H22N4O6
- MW
- 402.4 g/mol
VQ-048719
(E)-N-(3-(3-(Dimethylamino)acryloyl)phenyl)-N-ethylacetamide
- CAS
- 1227694-96-3
- Formula
- C15H20N2O2
- MW
- 260.33 g/mol
VQ-034726
![(E)-N-(3-(3-Cyano-6-(3-(3-(N-ethylacetamido)phenyl)-3-oxoprop-1-en-1-yl)pyrazolo[1,5-a]pyrimidin-7-yl)phenyl)-N-ethylacetamide chemical structure](/media/structures/GYJHURKJXXSKIK-BUHFOSPRSA-N.svg)
(E)-N-(3-(3-Cyano-6-(3-(3-(N-ethylacetamido)phenyl)-3-oxoprop-1-en-1-yl)pyrazolo[1,5-a]pyrimidin-7-yl)phenyl)-N-ethylacetamide
- CAS
- 940951-61-1
- Formula
- C30H28N6O3
- MW
- 520.6 g/mol
VQ-034727
(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-ethoxyquinazolin-6-yl)-4-(dimethylamino)but-2-enamide
- CAS
- 2085843-51-0
- Formula
- C22H23ClFN5O2
- MW
- 443.9 g/mol
VQ-024156
(E)-N-(4-((3-Chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)-4-(dimethylamino)but-2-enamide
- CAS
- 1245555-42-3
- Formula
- C21H21ClFN5O2
- MW
- 429.9 g/mol
VQ-034775
(E)-N-(4-Chlorophenyl)-3-(isopropylimino)-5-phenyl-3,5-dihydrophenazin-2-amine
- CAS
- 103210-84-0
- Formula
- C27H23ClN4
- MW
- 438.9 g/mol
VQ-029865
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