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.
(1S,2R)-2-(Hydroxymethyl)-1-phenylcyclopropanecarbonitrile
- CAS
- 1535163-09-7
- Formula
- C11H11NO
- MW
- 173.21 g/mol
ZX-030624
(1S,2S,3R,4R)-3-((S)-1-Acetamido-2-ethylbutyl)-2-acetoxy-4-guanidinocyclopentane-1-carboxylic Acid
- CAS
- 2758048-73-4
- Formula
- C17H30N4O5
- MW
- 370.4 g/mol
ZX-031790
(1S,2S,3R,4R)-3-((S)-1-Acetamido-2-ethylbutyl)-4-amino-2-hydroxycyclopentane-1-carboxylic Acid Hydrochloride
- CAS
- 1352062-19-1
- Formula
- C14H27ClN2O4
- MW
- 322.83 g/mol
ZX-031787
(1S,2S,3R,5S)-3-(7-(((1R,2R)-2-(3,4-Difluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol
- CAS
- 2056269-94-2
- Formula
- C23H28F2N6O4S
- MW
- 522.6 g/mol
ZX-027255
(1S,2S,3R,5S)-3-(7-Hydroxy-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol
- CAS
- 1445580-43-7
- Formula
- C14H21N5O5S
- MW
- 371.41 g/mol
ZX-027253
(1S,2S,3R,5S)-3-[7-[[(1R,2S)-2-(2,3-Difluorophenyl)cyclopropyl]amino]-5-(propylthio)-3H-1,2,3-triazolo[4,5-d]pyrimidin-3-yl]-5-(2-hydroxyethoxy)-1,2-cyclopentanediol
- CAS
- 1643378-48-6
- Formula
- C23H28F2N6O4S
- MW
- 522.6 g/mol
ZX-027258
(1S,2S,3S,5S)-3-(Benzyloxy)-5-(6-(benzyloxy)-2-(((4-methoxyphenyl)diphenylmethyl)amino)-9H-purin-9-yl)-2-((benzyloxy)methyl)cyclopentan-1-ol
- CAS
- 142217-78-5
- Formula
- C52H49N5O5
- MW
- 824 g/mol
ZX-024511
(1S,2S,3S,5S)-5-(2-Amino-6-(benzyloxy)-9H-purin-9-yl)-3-(benzyloxy)-2-((benzyloxy)methyl)cyclopentan-1-ol
- CAS
- 142217-77-4
- Formula
- C32H33N5O4
- MW
- 551.6 g/mol
ZX-029274
(1S,2S,5R)-2-Isopropyl-5-methylcyclohexane-1-carboxylic Acid
- CAS
- 70985-58-9
- Formula
- C11H20O2
- MW
- 184.27 g/mol
ZX-027885
(1S,2S,5S)-4-[2-[2-(6,6-Dimethylbicyclo[3.1.1]hept-2-yl)ethoxy]ethyl]morpholine
- CAS
- 38284-47-8
- Formula
- C17H31NO2
- MW
- 281.4 g/mol
ZX-031860
(1S,2S)-(+)-2-Amino-1-(4-nitrophenyl)-1,3-propanediol
- CAS
- 2964-48-9
- Formula
- C9H12N2O4
- MW
- 212.2 g/mol
ZX-023901
(1S,2S)-1-(6-Bromo-2-methoxyquinolin-3-yl)-4-(dimethylamino)-2-(naphthalen-2-yl)-1-phenylbutan-2-ol
- CAS
- 2924118-18-1
- Formula
- C32H31BrN2O2
- MW
- 555.5 g/mol
ZX-023505
(1S,3R,4S)-4-Amino-3-(Boc-amino)-cyclohexane-carboxylic acid ethyl ester
- CAS
- 480449-84-1
- Formula
- C14H26N2O4
- MW
- 286.37 g/mol
ZX-033361
(1S,3R,4S)-4-Azido-3-(tertbutoxycarbonylamino) cyclohexane carboxylic acid
- CAS
- 365997-67-7
- Formula
- C12H20N4O4
- MW
- 284.31 g/mol
ZX-029153
(1S,3R,5S)-2-Azabicyclo[3.1.0]hexane-3-carboxamide methanesulfonate
- CAS
- 1564266-74-5
- Formula
- C7H14N2O4S
- MW
- 222.26 g/mol
ZX-026895
(1S,3R)-1-Benzo[1,3]dioxol-5-yl-2-(2-chloro-acetyl)-2,3,4,9-tetrahydro-1H-b-carboline-3-carboxylic Acid Methyl Ester
- CAS
- 629652-40-0
- Formula
- C22H19ClN2O5
- MW
- 426.8 g/mol
ZX-022843
(1S,3R)-Methyl 1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate
- CAS
- 171596-42-2
- Formula
- C20H18N2O4
- MW
- 350.4 g/mol
ZX-022842
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