Impurity Reference Standards
API Impurities
Process impurities, isomers, degradants and related compounds for thousands of APIs, characterised for method development, validation and QC release.
4-Phenyl-piperidine-4-carboxylic acid hydrochloride
- CAS
- 53484-76-7
- Formula
- C12H16ClNO2
- MW
- 241.71 g/mol
ZX-047897
4-Thiazolidinecarboxylic acid, 5,5-dimethyl-2-[[[(5-methyl-3-phenyl-4-isoxazolyl)carbonyl]amino]methyl]-, (4S)
- CAS
- 1642559-63-4
- Formula
- C18H21N3O4S
- MW
- 375.4 g/mol
ZX-026239
4,4-Dibromo-2,4-dihydro-5-methyl-3H-pyrazol-3-one
- CAS
- 33549-66-5
- Formula
- C4H4Br2N2O
- MW
- 255.9 g/mol
ZX-035822
4,4,4-Trifluoro-1-[2-(methyl)phenyl]-butane-1,3-dione
- CAS
- 163266-02-2
- Formula
- C11H9F3O2
- MW
- 230.18 g/mol
ZX-028537
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