2-Mercaptopropanoic acid methyl ester
[CAS# 53907-46-3]

Identification

• Name: 2-Mercaptopropanoic acid methyl ester
• Synonyms: Methyl 2-mercaptopropionate; alpha-Mercaptopropionic acid methyl ester
• Molecular Formula: C₄H₈O₂S
• Molecular Weight: 120.17
• CAS Registry Number: 53907-46-3
• EC Number: 258-856-8

Properties

• Solubility: Sparingly soluble (13 g/L) (25 ºC), Calc.^*
• Density: 1.068±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 69-70 ºC (45 Torr)^**
• Flash point: 40.0±7.8 ºC, Calc.^*

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

^** Itsuda, Hiroshi; JP 63010755 A 1988.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	3	H226
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