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74-84-0

Name ETHANE
CAS 74-84-0
EINECS(EC#) 200-814-8
Molecular Formula C2H6
MDL Number MFCD00009023
Molecular Weight 30.07
MOL File 74-84-0.mol

Chemical Properties

Appearance Ethane is a compressed, liquefied, colorless gas. Mild, gasoline-like odor. Odorless when pure
Melting point  −172 °C(lit.)
Boiling point  −88 °C(lit.)
density  0.362 g/mL at 20 °C(lit.)
vapor density  1.05 (vs air)
vapor pressure  37.95 atm ( 21.1 °C)
refractive index  1.0047
Fp  −211 °F
form  gas
pka 48(at 25℃)
Odor odorless or mild gasoline-like odor
Stability: Stable. Highly flammable. Readily forms explosive mixtures with air. Incompatible with strong oxidizing agents.
explosive limit 13%
Water Solubility  60.4mg/L(25 ºC)
Merck  13,3758
BRN  1730716
LogP 1.810
CAS DataBase Reference 74-84-0(CAS DataBase Reference)
EPA Substance Registry System Ethane (74-84-0)

Safety Data

Hazard Codes  F+,F
Risk Statements 
R12:Extremely Flammable.
Safety Statements 
S9:Keep container in a well-ventilated place .
S16:Keep away from sources of ignition-No smoking .
S33:Take precautionary measures against static discharges .
RIDADR  UN 1035 2.1
WGK Germany  -
RTECS  KH3800000
4.5-31
Autoignition Temperature 881 °F
Hazard Note  Flammable
DOT Classification 2.1 (Flammable gas)
HazardClass  2.1
HS Code  2901100000
Safety Profile
A simple asphyxiant. See ARGON for properties of simple asphyxiants. A very dangerous fire hazard when exposed to heat or flame; can react vigorously with oxidizing materials. Moderate explosion hazard when exposed to flame. To fight fire, stop flow of gas. Incompatible with chlorine, doxygenyl tetrafluoroborate, oxidizing materials, heat or flame. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazardous Substances Data 74-84-0(Hazardous Substances Data)

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