Impurities & Reference Standards
API Impurities
Source 1942 api impurities for research, QC and production, documented with COA and SDS.
14,252products
1,516in stock
COA + SDSwith every lot
![Benzyl (2R,3aS,6aS)-octahydrocyclopenta[b]pyrrole-2-carboxylate chemical structure](/media/structures/KEDWLCOPRDSQBB-MELADBBJSA-N.svg)
Benzyl (2R,3aS,6aS)-octahydrocyclopenta[b]pyrrole-2-carboxylate
- CAS
- 94498-85-8
- Formula
- C15H19NO2
- MW
- 245.32 g/mol
VQ-033447
Benzyl (2S,5S)-5-amino-2-methylpiperidine-1-carboxylate
- CAS
- 1290191-79-5
- Formula
- C14H20N2O2
- MW
- 248.32 g/mol
VQ-032908
Benzyl (3R,4S)-3-acetyl-4-ethylpyrrolidine-1-carboxylate
- CAS
- 2411540-29-7
- Formula
- C16H21NO3
- MW
- 275.34 g/mol
VQ-034494
Benzyl (4-(piperazine-1-carbonyl)phenyl)carbamate
- CAS
- 2927905-87-9
- Formula
- C19H21N3O3
- MW
- 339.4 g/mol
VQ-038447
Benzyl (S)-5-methyl-1,4-diazepane-1-carboxylate
- CAS
- 1001401-61-1
- Formula
- C14H20N2O2
- MW
- 248.32 g/mol
VQ-042324
Benzyl (tert-Butoxycarbonyl)-L-leucyl-L-phenylalaninate
- CAS
- 70637-26-2
- Formula
- C27H36N2O5
- MW
- 468.6 g/mol
VQ-044329
Benzyl methyl propane-1,2-diyl(S)-dicarbamate
- CAS
- 1229025-68-6
- Formula
- C13H18N2O4
- MW
- 266.29 g/mol
VQ-036989
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