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
(Hydroxy(pyridin-2-yl)methylene)bis(4,1-phenylene) bis(hydrogen sulfate)
- CAS
- 2379878-04-1
- Formula
- C18H15NO9S2
- MW
- 453.4 g/mol
VQ-042212
![(Pivaloyloxy)methyl (6R,7R)-7-((Z)-2-(2-((hydroxymethyl)amino)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate chemical structure](/media/structures/REDYXEHWCOYHJS-ORMJSGGESA-N.svg)
(Pivaloyloxy)methyl (6R,7R)-7-((Z)-2-(2-((hydroxymethyl)amino)thiazol-4-yl)-2-(methoxyimino)acetamido)-3-((Z)-2-(4-methylthiazol-5-yl)vinyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
- CAS
- 2254227-50-2
- Formula
- C26H30N6O8S3
- MW
- 650.8 g/mol
VQ-024847
(Pyrazine-2-carbonyl)-L-phenylalanyl-L-phenylalanine
- CAS
- 1194235-14-7
- Formula
- C23H22N4O4
- MW
- 418.4 g/mol
VQ-043803
(R,E)-2-Amino-N-(4-(4-methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl)-2-oxoacetohydrazonoyl Cyanide
- CAS
- 2493974-39-1
- Formula
- C14H14N6O2
- MW
- 298.3 g/mol
VQ-038022
(R,E)-4-((3-(3-(Diisopropylamino)-1-phenylpropyl)-4-hydroxybenzyl)oxy)-4-oxobut-2-enoic Acid
- CAS
- 1428856-47-6
- Formula
- C26H33NO5
- MW
- 439.5 g/mol
VQ-030719
![(R,E)-5-([1,1'-Biphenyl]-4-yl)-4-amino-2-methylpent-2-enoic acid chemical structure](/media/structures/DEHVZILALHRVLM-HVJHFUJKSA-N.svg)
(R,E)-5-([1,1'-Biphenyl]-4-yl)-4-amino-2-methylpent-2-enoic acid
- CAS
- 2459446-56-9
- Formula
- C18H19NO2
- MW
- 281.3 g/mol
VQ-033723
![(R,E)-Ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate chemical structure](/media/structures/QOCQMJHAWNNWAV-BKELBIJQSA-N.svg)
(R,E)-Ethyl 5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent-2-enoate
- CAS
- 1817838-91-7
- Formula
- C25H31NO4
- MW
- 409.5 g/mol
VQ-027962
(R,E)-N-(3-Chloroallyl)-2,3-dihydro-1H-inden-1-amine
- CAS
- 1175018-79-7
- Formula
- C12H14ClN
- MW
- 207.7 g/mol
VQ-035418
(R,E)-N-(3-Chloroallyl)-2,3-dihydro-1H-inden-1-amine Hydrochloride
- CAS
- 1175018-78-6
- Formula
- C12H15Cl2N
- MW
- 244.16 g/mol
VQ-043277
![(R,R,R)-2-Azabicyclo[3.3.0]octane-3-carboxylic Acid Benzyl Ester Hydrochloride Salt chemical structure](/media/structures/HLXCXOQXUDRJLF-MBLYYGPHSA-N.svg)
(R,R,R)-2-Azabicyclo[3.3.0]octane-3-carboxylic Acid Benzyl Ester Hydrochloride Salt
- CAS
- 138877-09-5
- Formula
- C15H20ClNO2
- MW
- 281.78 g/mol
VQ-027747
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