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3-Mercapto-1,2-propanediol Structure

3-Mercapto-1,2-propanediol

Chemical Properties

Melting point <25 °C
Boiling point 118 °C5 mm Hg(lit.)
Density  1.25 g/mL at 25 °C(lit.)
vapor pressure  <1 hPa (20 °C)
refractive index  n20/D 1.527(lit.)
Flash point >230 °F
storage temp.  2-8°C
solubility  absolute ethanol: 1 mL/mL
pka pK1:9.43 (25°C,μ=0.5)
form  liquid
color  Clear colorless to yellow
PH 3.5-7.0
Odor Stench odour
Water Solubility  slightly soluble
Sensitive  Air Sensitive & Hygroscopic
Merck  14,9335
BRN  1732046
Stability Air Sensitive, Hygroscopic
InChIKey PJUIMOJAAPLTRJ-UHFFFAOYSA-N
LogP -0.84 at 20℃
CAS DataBase Reference 96-27-5(CAS DataBase Reference)
NIST Chemistry Reference Monothioglycerol(96-27-5)
EPA Substance Registry System 1,2-Propanediol, 3-mercapto- (96-27-5)

Safety Information

Hazard Codes  Xn,Xi
Risk Statements  21/22-36/37/38
Safety Statements  26-36-23
RIDADR  UN 2810 6.1/PG 3
WGK Germany  3
RTECS  TY8140000
3-9-10-13-23
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29309070
Hazardous Substances Data 96-27-5(Hazardous Substances Data)

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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