2-Hydroxypentanoic acid
[CAS# 617-31-2]

Identification

• Name: 2-Hydroxypentanoic acid
• Synonyms: DL-2-Hydroxyvaleric acid; DL-alpha-Hydroxyvaleric acid; NSC 67957
• Molecular Formula: C₅H₁₀O₃
• Molecular Weight: 118.13
• CAS Registry Number: 617-31-2
• EC Number: 210-509-1

Properties

• Solubility: Freely soluble (162 g/L) (25 ºC), Calc.^*
• Density: 1.140±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 34-35 ºC^**
• Boiling point: 248.0±13.0 ºC (760 Torr), Calc.^*
• Flash point: 118.0±16.3 ºC, Calc.^*

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

^** D'yakonov, I. A.; Zhurnal Obshchei Khimii 1951, V21, P851-60.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Serious eye damage	Eye Dam.	1	H318
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315