Basic information Safety Related Supplier
Ethanethiol Structure

Ethanethiol

Chemical Properties

Melting point -148 °C
Boiling point 35 °C(lit.)
Density  0.839 g/mL at 25 °C(lit.)
vapor density  2.1 (vs air)
vapor pressure  8.51 psi ( 20 °C)
refractive index  n20/D 1.4306(lit.)
FEMA  4258 | ETHANETHIOL
Flash point 1 °F
storage temp.  Store below +30°C.
solubility  Soluble in Ether, Alcohol, Acetone
pka 10.6(at 25℃)
form  Liquid
color  Colorless
Odor Strong chunk; offensive garlic.
Odor Threshold 0.0000087ppm
explosive limit 2.8-18%(V)
Water Solubility  Slightly miscible with water.
Merck  14,3726
JECFA Number 1659
BRN  773638
Henry's Law Constant 3.57(x 10-3 atm?m3/mol) at 25 °C (Przyjazny et al., 1983)
Exposure limits TLV-TWA 0.5 ppm (~1.3 mg/m3 ) (ACGIH and MSHA); ceiling 10 ppm (OSHA); IDLH 2500 ppm (NIOSH).
Dielectric constant 6.9(14℃)
Stability Stable. Extremely flammable - note low flash point. Incompatible with oxidizing agents, strong acids. May form explosive mixtures with air.
LogP 1.44
CAS DataBase Reference 75-08-1(CAS DataBase Reference)
NIST Chemistry Reference Ethanethiol(75-08-1)
EPA Substance Registry System Ethyl mercaptan (75-08-1)

Safety Information

Hazard Codes  F,Xn,N,F+
Risk Statements  11-20-50/53-51/53-12-20/22
Safety Statements  16-25-60-61
RIDADR  UN 2363 3/PG 1
WGK Germany  3
RTECS  KI9625000
13
Autoignition Temperature 570 °F
TSCA  Yes
HS Code  2930 90 98
HazardClass  3
PackingGroup  I
Hazardous Substances Data 75-08-1(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 682 mg/kg
IDLA 500 ppm

MSDS

Usage And Synthesis

Ethanethiol Supplier

Ethanethiol manufacturers