Impurity Reference Standards
API Impurities
Process impurities, isomers, degradants and related compounds for thousands of APIs, characterised for method development, validation and QC release.
(R)-De(carboxymethoxy) Cetirizine Acetic Acid
- CAS
- 942193-17-1
- Formula
- C19H21ClN2O2
- MW
- 344.8 g/mol
ZX-028547
(R)-De(carboxymethoxy) Cetirizine Acetic Acid Hydrochloride
- CAS
- 942132-30-1
- Formula
- C19H22Cl2N2O2
- MW
- 381.3 g/mol
ZX-025363
(R)-Diethyl 2-((tert-butoxycarbonyl)amino)pentanedioate
- CAS
- 93720-76-4
- Formula
- C14H25NO6
- MW
- 303.35 g/mol
ZX-030286
(R)-Ethyl-2-(2-((methylsulfonyloxy)methyl)-3-phenylpropanamido)acetate
- CAS
- 2184736-45-4
- Formula
- C15H21NO6S
- MW
- 343.4 g/mol
ZX-023228
(R)-Methyl (1-aminopropan-2-yl)carbamate Hydrochloride
- CAS
- 1832636-56-2
- Formula
- C5H13ClN2O2
- MW
- 168.62 g/mol
ZX-044398
(R)-Methyl 3-([1,1'-biphenyl]-4-yl)-2-((tert-butoxycarbonyl)amino)propanoate
- CAS
- 149818-98-4
- Formula
- C21H25NO4
- MW
- 355.4 g/mol
ZX-032359
(R)-Methyl 3-([1,1'-biphenyl]-4-yl)-2-acetamidopropanoate
- CAS
- 164460-67-7
- Formula
- C18H19NO3
- MW
- 297.3 g/mol
ZX-032367
(R)-Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)butanoate
- CAS
- 1234321-83-5
- Formula
- C13H14F3NO3
- MW
- 289.25 g/mol
ZX-022783
(R)-N-((R)-1-(Naphthalen-1-yl)ethyl)-2-(3-(trifluoromethyl)phenyl)propan-1-amine
- CAS
- 2059891-97-1
- Formula
- C22H22F3N
- MW
- 357.4 g/mol
ZX-023954
(R)-N-((S)-1-Amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide
- CAS
- 2242647-55-6
- Formula
- C11H21BrN2O2
- MW
- 293.2 g/mol
ZX-028342
(R)-N-(1-(3-(2-Cyanobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)acetamide
- CAS
- 1108731-49-2
- Formula
- C20H23N5O3
- MW
- 381.4 g/mol
ZX-027682
(R)-N-(1-(5,6-Dihydronaphthalen-1-yl)ethyl)-3-(3-(trifluoromethyl)phenyl)propan-1-amine
- CAS
- 802918-36-1
- Formula
- C22H24F3N
- MW
- 359.4 g/mol
ZX-028614
(R)-N-(1-(Naphthalen-1-yl)ethyl)-3-phenylpropan-1-amine Hydrochloride
- CAS
- 938177-81-2
- Formula
- C21H24ClN
- MW
- 325.9 g/mol
ZX-023951
(R)-N-(3-Chloro-4-fluorophenyl)-6-nitro-7-((tetrahydrofuran-3-yl)oxy)quinazolin-4-amine
- CAS
- 402855-07-6
- Formula
- C18H14ClFN4O4
- MW
- 404.8 g/mol
ZX-027781
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