| | Identification | Back Directory |  | [Name] 
 Carfilzomib Impurity 15
 |  | [CAS] 
 1541171-67-8
 |  | [Synonyms] 
 PR-059428
 Kyprolis Impurity W
 Carfilzomib Impurity 15
 Carfilzomib Impurity 25
 (αS)-α-[[2-(4-Morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-N-[(1S,3S)-4-chloro-3-hydroxy-3-methyl-1-(2-methylpropyl)-2-oxobutyl]-L-phenylalaninamide
 L-Phenylalaninamide, (αS)-α-[[2-(4-morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-N-[(1S,3S)-4-chloro-3-hydroxy-3-methyl-1-(2-methylpropyl)-2-oxobutyl]-
 (S)-N-((S)-1-(((2S,4S)-1-Chloro-2-hydroxy-2,6-dimethyl-3-oxoheptan-4-yl)amino)-1-oxo-3-phenylpropan-2-yl)-4-methyl-2-((S)-2-(2-morpholinoacetamido)-4-phenylbutanamido)pentanamide
 |  | [Molecular Formula] 
 C40H58ClN5O7
 |  | [MOL File] 
 1541171-67-8.mol
 |  | [Molecular Weight] 
 756.38
 | 
 | Chemical Properties | Back Directory |  | [Boiling point ] 
 998.2±65.0 °C(Predicted)
 |  | [density ] 
 1.176±0.06 g/cm3(Predicted)
 |  | [pka] 
 11.71±0.29(Predicted)
 |  | [InChIKey] 
 ZGGLQLSTHZLELL-KWQOZBPPNA-N
 |  | [SMILES] 
 [C@H](C(=O)N[C@@H](CC(C)C)C(=O)[C@@](O)(C)CCl)(NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](NC(=O)CN1CCOCC1)CCC1C=CC=CC=1)CC1C=CC=CC=1 |&1:0,4,11,19,27,r|
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 (αS)-α-[[2-(4-Morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-N-[(1S,3S)-4-chloro-3-hydroxy-3-methyl-1-(2-methylpropyl)-2-oxobutyl]-L-phenylalaninamide is an impurtiy of Carfilzomib (C183460) which is a second-generation proteasome inhibitor that is used as a treatment in relapsed and refractory multiple myeloma.
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