(R)-5-Methylpyrrolidin-2-one
[CAS# 21395-93-7]

Identification

• Name: (R)-5-Methylpyrrolidin-2-one
• Molecular Formula: C₅H₉NO
• Molecular Weight: 99.13
• CAS Registry Number: 21395-93-7
• EC Number: 873-538-4
• SMILES: C[C@@H]1CCC(=O)N1

Properties

• Solubility: 1.432e+005 mg/L (25 °C water)
• Density: 1.0±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.439, Calc.^*
• Melting point: 53.74 °C
• Boiling Point: 249.08 °C, 240.5±9.0 °C (760 mmHg), Calc.^*
• Flash Point: 127.5±3.7 °C, Calc.^*

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

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H302-H315-H319-H335
• Safety 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
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2A	H319