2-Oxo-3H-benzo[d]oxazole-6-carboxylic acid
[CAS# 54903-16-1]

Identification

• Name: 2-Oxo-3H-benzo[d]oxazole-6-carboxylic acid
• Synonyms: 2-Oxo-2,3-dihydro-1,3-benzoxazole-6-carboxylic acid; 2-Oxo-2,3-dihydrobenzo[d]oxazole-6-carboxylic acid; 2-Oxo-3H-benzo[d]oxazole-6-carboxylic acid; NSC 690677
• Molecular Formula: C₈H₅NO₄
• Molecular Weight: 179.13
• CAS Registry Number: 54903-16-1
• EC Number: 828-619-9

Properties

• Solubility: Slightly soluble (5.4 g/L) (25 °C), Calc.^*
• Density: 1.562±0.06 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)

Safety Data

Hazard Classification

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