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.
N,N'-Bis(4-((6,7-dimethoxyquinolin-4-yl)oxy)phenyl)cyclopropane-1,1-dicarboxamide
- CAS
- 2439164-91-5
- Formula
- C39H34N4O8
- MW
- 686.7 g/mol
ZX-023707
N,N'-Bis(4-fluorophenyl)cyclopropane-1,1-dicarboxamide
- CAS
- 1431468-36-8
- Formula
- C17H14F2N2O2
- MW
- 316.3 g/mol
ZX-023709
N,N'-Desethylene Levofloxacin Hydrochloride
- CAS
- 1346603-62-0
- Formula
- C16H19ClFN3O4
- MW
- 371.79 g/mol
ZX-025376
N,N′-[5-(2-Methoxyphenoxy)[2,2′-bipyrimidine]-4,6-diyl]bis[4(1,1dimethylethyl)benzenesulfonamide]
- CAS
- 1218951-81-5
- Formula
- C35H38N6O6S2
- MW
- 702.8 g/mol
ZX-020904
N'-((2R,3R)-2-(Benzyloxy)pentan-3-yl)formohydrazide
- CAS
- 2173414-68-9
- Formula
- C13H20N2O2
- MW
- 236.31 g/mol
ZX-031928
N'-(2-Amino-4,6-dichloro-5-pyrimidinyl)-N,N-dimethylmethanimidamide
- CAS
- 171887-02-8
- Formula
- C7H9Cl2N5
- MW
- 234.08 g/mol
ZX-027847
N'-(7-Chloro-5-phenyl-3H-benzo[e][1,4]diazepin-2-yl)acetohydrazide
- CAS
- 28910-89-6
- Formula
- C17H15ClN4O
- MW
- 326.8 g/mol
ZX-033015
N'-Boc-N-methoxy-N-methylpiperidine-4-carboxamide
- CAS
- 139290-70-3
- Formula
- C13H24N2O4
- MW
- 272.34 g/mol
ZX-044463
N1-((1S, 2R,4S)-2-Amino-4-(dimethylcarbamoyl)cyclohexyl)- N2-(5-chloro pyridin-2-yl)oxalamide
- CAS
- 480452-37-7
- Formula
- C16H22ClN5O3
- MW
- 367.8 g/mol
ZX-029163
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