Impurity Reference Standards
API Impurities
Process impurities, isomers, degradants and related compounds for thousands of APIs, characterised for method development, validation and QC release.
tert-Butyl ((1R,2R,5S)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate
- CAS
- 1928729-31-0
- Formula
- C16H29N3O7
- MW
- 375.42 g/mol
ZX-024437
tert-Butyl ((1R,2S,5S)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate
- CAS
- 1210348-34-7
- Formula
- C16H29N3O7
- MW
- 375.42 g/mol
ZX-029169
tert-Butyl ((1R,2S,5S)-2-azido-5-(dimethylcarbamoyl)cyclohexyl)carbamate
- CAS
- 480450-69-9
- Formula
- C14H25N5O3
- MW
- 311.38 g/mol
ZX-029159
tert-Butyl ((1S,2R,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate
- CAS
- 2605225-72-5
- Formula
- C16H29N3O7
- MW
- 375.42 g/mol
ZX-024433
Tert-Butyl ((1S,2S,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate
- CAS
- 2081883-50-1
- Formula
- C14H27N3O3
- MW
- 285.38 g/mol
ZX-029157
tert-Butyl ((1S,2S,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate Oxalate
- CAS
- 2605225-78-1
- Formula
- C16H29N3O7
- MW
- 375.42 g/mol
ZX-029154
tert-Butyl ((1S,3R)-3-acetylcyclopentyl)carbamate
- CAS
- 204913-01-9
- Formula
- C12H21NO3
- MW
- 227.3 g/mol
ZX-026104
tert-Butyl ((3R,5S,6R)-6-methyl-2-oxo-5-(2,3,6-trifluorophenyl)piperidin-3-yl)carbamate
- CAS
- 1488327-11-2
- Formula
- C17H21F3N2O3
- MW
- 358.35 g/mol
ZX-028097
tert-Butyl ((S)-1-(((S)-4-methyl-1-(((S)-1-(((S)-4-methyl-1-((R)-2-methyloxiran-2-yl)-1-oxopentan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)amino)-1-oxopentan-2-yl)amino)-1-oxo-4-phenylbutan-2-yl)carbamate
- CAS
- 868540-22-1
- Formula
- C39H56N4O7
- MW
- 692.9 g/mol
ZX-023775
tert-Butyl ((S)-4-methyl-1-((R)-2-methyloxiran-2-yl)-1-oxopentan-2-yl)carbamate
- CAS
- 247068-82-2
- Formula
- C14H25NO4
- MW
- 271.35 g/mol
ZX-023770
tert-Butyl (1R,3S,5R)-3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate
- CAS
- 1445592-86-8
- Formula
- C11H18N2O3
- MW
- 226.27 g/mol
ZX-032416
tert-Butyl (1S,2S,4R)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carboxylate
- CAS
- 1000870-15-4
- Formula
- C11H20N2O2
- MW
- 212.29 g/mol
ZX-043849
tert-Butyl (1S,3R,5S)-3-carbamoyl-2-azabicyclo[3.1.0]hexane-2-carboxylate
- CAS
- 1564266-79-0
- Formula
- C11H18N2O3
- MW
- 226.27 g/mol
ZX-032421
Tert-Butyl (2R)-3-cyano-2-methyl-4-oxopiperidine-1-carboxylate
- CAS
- 3008218-44-5
- Formula
- C12H18N2O3
- MW
- 238.28 g/mol
ZX-030964
tert-Butyl (2S,4S)-4-[4-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl]-2-[(1,3-thiazolidin-3-yl)carbonyl]pyrrolidine-1-carboxylate
- CAS
- 401566-80-1
- Formula
- C27H38N6O3S
- MW
- 526.7 g/mol
ZX-027140
tert-Butyl (3S,4R)-6-Chloro-3,5-dihydroxyhexanoate
- CAS
- 404958-68-5
- Formula
- C10H19ClO4
- MW
- 238.71 g/mol
ZX-027767
Tert-Butyl (4-(Piperazine-1-Carbonyl)Phenyl)Carbamate
- CAS
- 478798-20-8
- Formula
- C16H23N3O3
- MW
- 305.37 g/mol
ZX-030665
tert-Butyl (R)-(1-((4-methylquinazolin-2-yl)methyl)piperidin-3-yl)carbamate
- CAS
- 2514949-81-4
- Formula
- C20H28N4O2
- MW
- 356.5 g/mol
ZX-030288
Tert-Butyl (R)-(1-(2-cyanobenzyl)piperidin-3-yl)carbamate
- CAS
- 1353254-15-5
- Formula
- C18H25N3O2
- MW
- 315.4 g/mol
ZX-027931
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