Methane

Methane
Àwọn orúkọ mìíràn Methyl hydride, Marsh gas, firedamp
Identifiers
CAS number 74-82-8
PubChem 297
SMILES
InChI
ChemSpider ID 291
Properties
Molecular formula CH4
Molar mass 16.042 g/mol
Appearance Colorless gas
Density 0.717 kg/m3, gas
415 kg/m3 liquid
Ojúàmì ìyọ́

-182.5 °C, 91 K, -297 °F

Ojúàmì ìhó

-161.6 °C, 112 K, -259 °F

Solubility in water 3.5 mg/100 mL (17 °C)
Hazards
R-phrases R12
S-phrases Àdàkọ:(S2), Àdàkọ:S9, S16, S33
NFPA 704
4
1
0
Flash point -188 °C
Related compounds
Related alkanes Ethane, propane
Related compounds Methanol, chloromethane, formic acid, formaldehyde, silane
 Y (what is this?)  (verify)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references