c10h20

from The Collaborative International Dictionary of English v.0.48
Decene \De"cene\, n. [L. decem ten.] (Chem.)
   One of the higher hydrocarbons, {C10H20}, of the ethylene
   series.
   [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Diamylene \Di*am"y*lene\, n. [Pref. di- + amylene.] (Chem.)
   A liquid hydrocarbon, {C10H20}, of the ethylene series,
   regarded as a polymeric form of amylene.
   [1913 Webster]
    

[email protected]