2-Ethylbenzoic acid
[CAS# 612-19-1]

Identification

• Name: 2-Ethylbenzoic acid
• Molecular Formula: C₉H₁₀O₂
• Molecular Weight: 150.17
• CAS Registry Number: 612-19-1
• EC Number: 628-131-4

Properties

• Solubility: Slightly soluble (1.1 g/L) (25 ºC), Calc.^*
• Density: 1.114±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 65 ºC^**
• Boiling point: 259.7±9.0 ºC (760 Torr)^***
• Refractive index: 1.53 (589.3 nm 20 ºC)^****
• Flash point: 120.8±13.4 ºC, Calc.^*

^* Crawford, Malcolm; Journal of the Chemical Society 1952, P4443-7 CAPLUS

^** Bavin, P. M. G.; Canadian Journal of Chemistry 1960, V38, P1099-1103.

^*** Elsner, B. B.; Journal of the Chemical Society 1957, P578-82.

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

Safety Data

• Hazard Symbols: Xn
• Risk Codes: R22;R36/37/38
• Safety Description: S26;S37/39

Hazard Classification

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