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.
Ethyl 6-bromo-5-hydroxy-1-methyl-2-[(phenylsulfanyl)methyl]-1H-indole-3-carboxylate
- CAS
- 131707-24-9
- Formula
- C19H18BrNO3S
- MW
- 420.3 g/mol
ZX-022965
Ethyl 6-bromo-5-hydroxy-1-methyl-4-((methylamino)methyl)-2-((phenylthio)methyl)-1H-indole-3-carboxylate
- CAS
- 1130901-04-0
- Formula
- C21H23BrN2O3S
- MW
- 463.4 g/mol
ZX-027799
Ethyl 7-Chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylate
- CAS
- 86483-54-7
- Formula
- C15H13ClFNO3
- MW
- 309.72 g/mol
ZX-031206
Ethyl 7-chloro-5-oxo-1-tosyl-2,3,4,5-tetrahydro-1H-benzo[b]azepine-4-carboxylate
- CAS
- 1133419-00-7
- Formula
- C20H20ClNO5S
- MW
- 421.9 g/mol
ZX-027345
Ethyl 8-(2,4-dioxo-2H-benzo[e][1,3]oxazin-3(4H)-yl)octanoate
- CAS
- 287935-37-9
- Formula
- C18H23NO5
- MW
- 333.4 g/mol
ZX-022746
Ethyl 8-isocyano-2,2-dimethyl-8-[(4-methylphenyl)sulfonyl]octanoate
- CAS
- 738607-02-8
- Formula
- C20H29NO4S
- MW
- 379.5 g/mol
ZX-023511
Ethyl chloro[(4-methoxyphenyl)hydrazono]acetate
- CAS
- 27143-07-3
- Formula
- C11H13ClN2O3
- MW
- 256.68 g/mol
ZX-023327
Ethyl Ethylene diamine nitroso Impurity (Mixture of Rotamers)
- CAS
- 2680539-26-6
- Formula
- C4H11N3O
- MW
- 117.15 g/mol
ZX-006099
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