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-(Destriazolonomethyl) N-(Methylcarboxyacetamidohydrazono) Aprepitant
- CAS
- 219821-37-1
- Formula
- C24H25F7N4O4
- MW
- 566.5 g/mol
ZX-023348
N-(Isopropylcarbamoyl)-4-(p-tolylamino)pyridine-3-sulfonamide
- CAS
- 106944-63-2
- Formula
- C16H20N4O3S
- MW
- 348.4 g/mol
ZX-027360
N-(n-Butanesulfonyl)-O-[4-(4-pyridinyl)-butyl]-(S)-tyrosine
- CAS
- 149490-61-9
- Formula
- C22H30N2O5S
- MW
- 434.6 g/mol
ZX-027301
N-(Pyridin-2-yl)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide
- CAS
- 2180911-32-2
- Formula
- C18H20BNO4
- MW
- 325.2 g/mol
ZX-023131
N-[(1R,2S)-2-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-hydroxy-1-(1-pyrrolidinylmethyl)ethyl]-octanamide
- CAS
- 1092472-66-6
- Formula
- C23H36N2O4
- MW
- 404.5 g/mol
ZX-029215
N-[(1R)-2-[1,1′-Biphenyl]-4-yl-1-(hydroxymethyl)ethyl]carbamic acid 1,1-dimethylethyl ester
- CAS
- 1426129-50-1
- Formula
- C20H25NO3
- MW
- 327.4 g/mol
ZX-022724
N-[(1S,2R)-2-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-hydroxy-1-(1-pyrrolidinylmethyl)ethyl]octanamide
- CAS
- 1092472-65-5
- Formula
- C23H36N2O4
- MW
- 404.5 g/mol
ZX-029216
N-[(2,4-Difluorophenyl)methylene]-2,4-difluoro-benzenemethanamine
- CAS
- 1916490-96-4
- Formula
- C14H9F4N
- MW
- 267.22 g/mol
ZX-029052
N-[(2'-Cyano[1,1'-biphenyl]-4-yl)methyl]-N-(1-oxopentyl)-L-valine Methyl Ester
- CAS
- 137863-90-2
- Formula
- C25H30N2O3
- MW
- 406.5 g/mol
ZX-027504
N-[(2R)-2-Hydroxy-2-(3-hydroxyphenyl)ethyl]-N-methyl-glycine
- CAS
- 1094089-46-9
- Formula
- C11H15NO4
- MW
- 225.24 g/mol
ZX-026848
N-[(2S)-2-[[(Methylsulfonyl)oxy]methyl]-1-oxo-3-phenylpropyl]-glycine Ethyl Ester
- CAS
- 1314751-85-3
- Formula
- C15H21NO6S
- MW
- 343.4 g/mol
ZX-023225
N-[(2Z)-Piperazin-2-ylidene]-2,2,2-trifluoroacetohydrazide
- CAS
- 849832-73-1
- Formula
- C6H9F3N4O
- MW
- 210.16 g/mol
ZX-032503
N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-D-alanine-1-methylethyl ester
- CAS
- 1714114-25-6
- Formula
- C18H17F5NO5P
- MW
- 453.3 g/mol
ZX-026976
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