Catalog division
Impurity Reference Standards
Pharmacopoeial impurities, nitrosamines, metabolites, labelled internal standards and API working standards, each backed by analytical data for method development and QC.
(E)-3alpha-Hydroxy-6-ethylidene-7-keto-5beta-cholan-24-oic Acid
- CAS
- 1516887-33-4
- Formula
- C26H40O4
- MW
- 416.6 g/mol
ZX-025896
(E)-4-((4-((4-(2-Cyanovinyl)-2,6-dimethylphenyl)amino)pyrimidin-2-yl)amino)benzamide
- CAS
- 1446439-51-5
- Formula
- C22H20N6O
- MW
- 384.4 g/mol
ZX-026727
(E)-4-(1-(((4-Cyclohexyl-3-(trifluoromethyl)benzyl)oxy)imino) ethyl)-2-ethylbenzaldehyde
- CAS
- 1230487-01-0
- Formula
- C25H28F3NO2
- MW
- 431.5 g/mol
ZX-026949
(E)-4-(1-Benzyl-2-methyl-1H-imidazol-5-yl)-3-(ethoxycarbonyl)but-3-enoic Acid
- CAS
- 1640981-02-7
- Formula
- C18H20N2O4
- MW
- 328.4 g/mol
ZX-027124
(E)-4-(2-(2,5-Dioxopyrrolidin-1-yl)ethoxy)-4-oxobut-2-enoic acid
- CAS
- 2101811-41-8
- Formula
- C10H11NO6
- MW
- 241.2 g/mol
ZX-024317
(E)-5-(2-Bromovinyl)Pyrimidine-2,4(1H,3H)-dione
- CAS
- 69304-49-0
- Formula
- C6H5BrN2O2
- MW
- 217.02 g/mol
ZX-023644
(E)-5-(3-(Dimethylamino)propylidene)-10,11-dihydro-5H-dibenzo[a,d][7]annulen-10-ol
- CAS
- 64520-05-4
- Formula
- C20H23NO
- MW
- 293.4 g/mol
ZX-027982
(E)-6-Iodo-3-[2-(pyridin-2-yl)ethenyl]-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole
- CAS
- 886230-77-9
- Formula
- C19H18IN3O
- MW
- 431.3 g/mol
ZX-020734
(E)-7-(2-Cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3-hydroxy-5-oxohept-6-enoic acid
- CAS
- 1809100-36-4
- Formula
- C25H22FNO4
- MW
- 419.4 g/mol
ZX-031899
(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-9-methyl-3,9-dihydro-1H-purine-2,6-dione
- CAS
- 1453190-01-6
- Formula
- C20H24N4O4
- MW
- 384.4 g/mol
ZX-030042
(E)-8-(3,4-Dimethoxystyryl)-1,3-diethylxanthine
- CAS
- 155270-98-7
- Formula
- C19H22N4O4
- MW
- 370.4 g/mol
ZX-021909
(E)-8-Ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-5,19-dihydroxy-3-[(E)-2-(4-hydroxy-3-methoxycyclohexyl)-1-methylvinyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-15,19-epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21-(4H,23H)-tetrone
- CAS
- 135635-46-0
- Formula
- C43H69NO12
- MW
- 792 g/mol
ZX-032594
(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
ZX-030726
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