6-Chloropyran-2-one
[CAS# 20357-65-7]

Identification

• Name: 6-Chloropyran-2-one
• Molecular Formula: C₅H₃ClO₂
• Molecular Weight: 130.53
• CAS Registry Number: 20357-65-7
• EC Number: 623-658-6
• SMILES: C1=CC(=O)OC(=C1)Cl

Properties

• Solubility: 5.624e+004 mg/L (25 ºC water)
• Density: 1.4±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.538, Calc.^*
• Melting point: -0.32 ºC
• Boiling Point: 231.41 ºC, 241.7±33.0 ºC (760 mmHg), Calc.^*
• Flash Point: 125.4±20.8 ºC, Calc.^*

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

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319