Carfilzomib Impurity 53
[CAS 2049025-45-6]

Identification

• Name: Carfilzomib Impurity 53
• Synonyms: (2R)-4-methyl-N-[(2S)-1-[[(2S)-4-methyl-1-[(2R)-2-methyloxiran-2-yl]-1-oxopentan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]-2-[[(2S)-2-[(2-morpholin-4-ylacetyl)amino]-4-phenylbutanoyl]amino]pentanamide
• Molecular Formula: C₄₀H₅₇N₅O₇
• Molecular Weight: 719.91
• CAS Registry Number: 2049025-45-6
• SMILES: CC(C)C[C@@H](C(=O)[C@]1(CO1)C)NC(=O)[C@H](CC2=CC=CC=C2)NC(=O)[C@@H](CC(C)C)NC(=O)[C@H](CCC3=CC=CC=C3)NC(=O)CN4CCOCC4

Properties

• Density: 1.2±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.551, Calc.^*
• Boiling Point: 975.6±65.0 °C (760 mmHg), Calc.^*
• Flash Point: 543.8±34.3 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software.