Bortezomib Impurity 4
[CAS# 862894-96-0]

Identification

• Name: Bortezomib Impurity 4
• Synonyms: (S)-N-(1-(3-Methylbutanamido)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide
• Molecular Formula: C₁₉H₂₂N₄O₃
• Molecular Weight: 354.40
• CAS Registry Number: 862894-96-0
• EC Number: 816-336-3
• SMILES: CC(C)CC(=O)NC(=O)[C@H](CC1=CC=CC=C1)NC(=O)C2=NC=CN=C2

Properties

• Density: 1.2±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.565, Calc.^*
• Boiling Point: 633.5±55.0 ºC (760 mmHg), Calc.^*
• Flash Point: 336.9±31.5 ºC, Calc.^*

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

Safety Data

• Hazard Symbols: GHS07 Warning
• Hazard Statements: H302-H315-H319-H335
• Precautionary Statements: P261-P264-P264+P265-P270-P271-P280-P301+P317-P302+P352-P304+P340-P305+P351+P338-P319-P321-P330-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2A	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302