 
						| Synonyms | Desisobutyl-n-pentyl Bortezomib, Bortezomib N-Pentyl Impurity | 
|---|---|
| Chemical Name | B-[(1R)-1-[[(2S)-1-Oxo-3-phenyl-2-[(2-pyrazinylcarbonyl)amino]propyl]amino] pentyl]boronic acid | 
| CAS No | 1104011-35-9 | 
| Molecular Formula | C19H25BN4O4 | 
| Molecular Weight | 384.24 | 
 Bortezomib N-Pentyl Impurity
 Bortezomib N-Pentyl Impurity