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.
(1-Hydroxy-3-(methylamino)propane-1,1-diyl)diphosphonic Acid
- CAS
- 128202-57-3
- Formula
- C4H13NO7P2
- MW
- 249.1 g/mol
ZX-029863
(1-Methyl-4-piperidinyl)[1-(2-phenylethyl)-1H-imidazol-2-yl]methanone
- CAS
- 147082-78-8
- Formula
- C18H23N3O
- MW
- 297.4 g/mol
ZX-023191
(1-Methylpiperidin-4-yl)(pyridin-2-yl)methanone
- CAS
- 517875-04-6
- Formula
- C12H16N2O
- MW
- 204.27 g/mol
ZX-030183
(1,2,6,7,-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile
- CAS
- 221530-44-5
- Formula
- C13H11NO
- MW
- 197.23 g/mol
ZX-032095
(1'S,2S)-2-(2'-Tosyl-1',2'-dihydroxyethyl)-6-fluorochromane
- CAS
- 905454-58-2
- Formula
- C18H19FO5S
- MW
- 366.4 g/mol
ZX-030780
(11-(1-Methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[d]imidazo[1,2-a]azepine-2,3-diyl)dimethanol
- CAS
- 147083-92-9
- Formula
- C20H25N3O2
- MW
- 339.4 g/mol
ZX-020530
(11Beta)-9-Fluoro-11,21-dihydroxy-16-methyl-pregna-1,4,16-triene-3,20-dione
- CAS
- 59860-99-0
- Formula
- C22H27FO4
- MW
- 374.4 g/mol
ZX-028673
(11β,16β,17β)-9-Fluoro-11-hydroxy-16-methyl-3-oxoandrosta-1,4-diene-17-carboxylic Acid
- CAS
- 1203841-43-3
- Formula
- C21H27FO4
- MW
- 362.4 g/mol
ZX-028935
(11β)-11,20-Dihydroxy-3-oxo-pregna-1,4-dien-21-oic acid (Mixture of ismoers)
- CAS
- 75448-52-1
- Formula
- C21H28O5
- MW
- 360.4 g/mol
ZX-031969
(12-Oxo-5,6,11,12-tetrahydrobenzo[6,7]azepino[4,3-b]indole-4,10-diyl)bis((4-bromophenyl)methanone)
- CAS
- 1644279-16-2
- Formula
- C30H18Br2N2O3
- MW
- 614.3 g/mol
ZX-023647
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