3-Phenyl-5(4H)-isoxazolone
[CAS# 1076-59-1]

Identification

• Name: 3-Phenyl-5(4H)-isoxazolone
• Synonyms: 3-Phenyl-4,5-dihydroisoxazol-5-one; 3-Phenyl-5-isoxazolone
• Molecular Formula: C₉H₇NO₂
• Molecular Weight: 161.16
• CAS Registry Number: 1076-59-1
• EC Number: 214-064-4

Properties

• Solubility: Slightly soluble (4.8 g/L) (25 ºC), Calc.^*
• Density: 1.25±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 172 ºC^**
• Boiling point: 248.1±23.0 ºC (760 Torr), Calc.^*
• Flash point: 117.8±17.1 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Cusmano, Sigismondo; Gazzetta Chimica Italiana 1952, V82, P98-108.

Safety Data

Hazard Classification

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