2-Mercaptoethanol

Synonym(s)

: β-Mercaptoethanol, BME, trioethylene glycol, 2-Hydroxyethylmercaptan

Mol. Formula

: C2H6OS

EC / List no.

: 200-464-6

CAS no.

: 60-24-2

Molecular weight

: 78,13

2-mercaptoethanol is a thiol compound widely used as a reducing agent in organic reactions.

Application

»   This substance is widely used by professional workers in formulation or repackaging, industrial sites and manufacturing.
»   It is used in products such as pH regulators and water treatment products and laboratory chemicals.
»   Used in machine wash liquids/detergents, automotive care products, paints and coatings or adhesives, fragrances and air fresheners.
»   2-mercaptoethanol is used to retard the oxidation of biological compounds in solution.

Product Specifications

Physical and Chemical Properties
» 2-mercaptoethanol appears as a clear liquid
» It has a strong, unpleasant odor.

Properties

Characteristics	Unit	Value	Condition
Melting point	°C	<25
Boiling point	°C	158
Solubility	mg/ mL	100	25 °C, soluble with water
Density	g/cm3	1.1143	20 °C
Vapor pressure	mm Hg	1.756	25 °C
LogP		-2
Flash point	°C	74	Open cup
Autoignition temperature	°C	295
Refractive index		1.499	20 °C
pKa		9.72	25 °C
Viscosity	cP	3.43