3-Phenyl-2(1H)-quinoxalinone
[CAS# 1504-78-5]

Identification

• Name: 3-Phenyl-2(1H)-quinoxalinone
• Synonyms: 2-Hydroxy-3-phenylquinoxaline; 2-Phenylquinoxalin-3-one; 3-Phenyl-2(1H)-quinoxalone; 3-Phenyl-2-quinoxalinol; 3-Phenylquinoxalin-2-one; 3-Phenylquinoxalone; NSC 405264
• Molecular Formula: C₁₄H₁₀N₂O
• Molecular Weight: 222.24
• CAS Registry Number: 1504-78-5
• EC Number: 672-832-8

Properties

• Solubility: Practically insoluble (0.073 g/L) (25 ºC), Calc.^*
• Density: 1.24±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 258-260 ºC^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs)

^** Ahmad, Yusuf; Tetrahedron 1965, V21(4), P861-5.

Safety Data

Hazard Classification

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