HCCH

Acetylene

[(Science: chemistry) a gaseous compound of carbon and hydrogen, in the proportion of two atoms of the former to two of the latter. It is a colourless gas, with a peculiar, unpleasant odour, and is produced for use as an illuminating gas in a number of ways, but chiefly by the action of water on calcium carbide. Its light is very brilliant.

Molecular Formula: C₂H₂

InChI: InChI=1/C2H2/c1-2/h1-2H

InChIKey: InChIKey=HSFWRNGVRCDJHI-UHFFFAOYAY
SMILES: C#C

CAS number 74-86-2

Names:
    ACETYLENE
    acetylene
    Acetylene
    acetylene
    CH≡CH
    Ethyne
    HCCH
    HC≡CH
    [CH(CH)]

Registries:
    PubChem CID 6326
    Beilstein =906677
    CAS 74-86-2 (from NIST)
    ChEBI 27518
    Gmelin 210
    Kegg C01548
    MolBase 936
    PubChem ID 10323072
    PubChem ID 4707
    UM-BBD c0526