2-Methyl-3,1-benzoxazin-4-one
[CAS# 525-76-8]

Identification

• Name: 2-Methyl-3,1-benzoxazin-4-one
• Synonyms: 2-Methyl-3,1-benzoxazine-4-one; 2-Methyl-4-oxo-3,1-benzoxazine; 2-Methyl-4-oxo-4H-3,1-benzoxazine; 2-Methyl-4H-3,1-benzoxazin-4-one; 2-Methyl-4H-benzo[d][1,3]oxazin-4-one; 2-Methylbenzo[1,3]oxazin-4-one; Acetanthranil; Acetylanthranil; Acetylanthranyl; NSC 10119; NSC 521353
• Molecular Formula: C₉H₇NO₂
• Molecular Weight: 161.16
• CAS Registry Number: 525-76-8
• EC Number: 208-381-7

Properties

• Solubility: Slightly soluble (1.6 g/L) (25 °C), Calc.^*
• Density: 1.25±0.1 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 182 °C (ligroine )^**

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

^** Alagarsamy, V.

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36/37/38
• Safety Statements: S26;S36

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.	2	H319
Eye irritation	Eye Irrit.	2A	H319