2-(2'-Hydroxyphenyl)benzoxazole
[CAS# 835-64-3]

Identification

• Name: 2-(2'-Hydroxyphenyl)benzoxazole
• Synonyms: 2-(o-Hydroxyphenyl)benzoxazole; HBO; NSC 403545; NSC 5423; o-2-Benzoxazolylphenol
• Molecular Formula: C₁₃H₉NO₂
• Molecular Weight: 211.22
• CAS Registry Number: 835-64-3
• EC Number: 212-642-0

Properties

• Solubility: Very slightly soluble (0.27 g/L) (25 ºC), Calc.^*
• Density: 1.293±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 207 ºC^**
• Refractive index: 6.71E^-13 (355 nm)^***

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Prakash, Om; Journal of the Indian Chemical Society 2003, V80(11), P1031-1034.

^*** Zhang, G.; Applied Physics B: Lasers and Optics 2003, V76(6), P677-681.

Safety Data

• Hazard Symbols: Xi
• Risk Codes: R36/37/38
• Safety Description: S26;S37/39

Hazard Classification

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