Ethane

Frae Wikipedia
Lowp tae: navigation, rake
Ethane
Identifiers
CAS number 74-84-0 YesY
PubChem 6324
ChemSpider 6084 YesY
UNII L99N5N533T YesY
EC nummer 200-814-8
UN nummer 1035
MeSH Ethane
ChEBI CHEBI:42266 YesY
ChEMBL CHEMBL135626 YesY
RTECS nummer KH3800000
Beilstein Reference 1730716
Jmol-3D images Image 1
Properties
Molecular formula C2H6
Molar mass 30.07 g mol−1
Appearance Colourless gas
Odor Odorless
Density
  • 1.3562 mg cm−3 (at 0 °C)[1]
  • 0.5446 g cm−3
    (at 184 K)[2]
Meltin pynt

-183 °C, 90.4 K, -297 °F

Boilin pynt

-89 °C, 184.6 K, -127 °F

Solubility in water 56.8 mg L−1[3]
Vapor pressure 3.8453 MPa (at 21.1 °C)
kH 19 nmol Pa−1 kg−1
Acidity (pKa) 50
Basicity (pKb) -36
Thermochemistry
Std enthalpy o
formation
ΔfHo298
−84 kJ mol−1
Std enthalpy o
combustion
ΔcHo298
−1561.0–−1560.4 kJ mol−1
Speceefic heat capacity, C 52.49 J K−1 mol−1
Hazards
MSDS inchem.org
GHS pictograms The flame pictogram in the Globally Harmonized Seestem o Classification an Labelling o Chemicals (GHS)
GHS signal wird DANGER
GHS hazard statements H220
GHS precautionary statements P210, P410+403
EU Index 601-002-00-X
EU classification Flammable F+
R-phrases R12
S-phrases (S2), S9, S16, S33
NFPA 704
NFPA 704.svg
4
1
0
Flash pynt −135 °C
Autoigneetion
temperatur
472 °C
Explosive leemits 2.9–13%
Related compounds
Relatit alkanes
Relatit compoonds
 YesY (verify) (what is: YesY/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Ethane is a chemical compound wi chemical formula C2H6. At staundart temperatur an pressur, ethane is a colourless, odorless gas. Ethane is isolatit on an industrial scale frae naitural gas, an as a byproduct o petroleum refinin. Its chief uise is as petrochemical feedstock for ethylene production.

References[eedit | eedit soorce]

  1. 1.0 1.1 "Ethane – Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 16 September 2004. Retrieved 7 December 2011. 
  2. Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. p. 3.22. ISBN 0-8493-0486-5. 
  3. Lide, D. R., ed. (2005). CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. p. 8.88. ISBN 0-8493-0486-5. 

Freemit airtins[eedit | eedit soorce]