Impurity Reference Standards
API Impurities
Process impurities, isomers, degradants and related compounds for thousands of APIs, characterised for method development, validation and QC release.
(R)-Ofloxacin Carboxylic Acid (Dextrofloxacin Difluoro Impurity)
- CAS
- 110548-07-7
- Formula
- C13H9F2NO4
- MW
- 281.21 g/mol
ZX-030253
(R)-Sitagliptin Methyl-Ester Hydrochloride
- CAS
- 1374985-05-3
- Formula
- C11H13ClF3NO2
- MW
- 283.67 g/mol
ZX-026959
(R)-tert-Butyl (4-(1H-imidazol-1-yl)-4-oxo-1-(2,4,5-trifluorophenyl)butan-2-yl)carbamate
- CAS
- 1364122-90-6
- Formula
- C18H20F3N3O3
- MW
- 383.4 g/mol
ZX-026962
(R)-tert-Butyl 3-(4-Aminophenyl)piperidine-1-carboxylate
- CAS
- 1263284-59-8
- Formula
- C16H24N2O2
- MW
- 276.37 g/mol
ZX-025849
(R)-tert-Butyl 4-oxo-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate
- CAS
- 1415908-67-6
- Formula
- C13H20N2O4S
- MW
- 300.38 g/mol
ZX-027137
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