Allene vs Allenylidene - What's the difference?
allene | allenylidene |
(organic chemistry) Any of a class of hydrocarbons having two double bonds from one carbon atom to two others - R2C=C=CR2; especially the parent compound CH2=C=CH2 (propadiene).
(organic chemistry) Any derivative of such hydrocarbons.
(organic chemistry, especially in combination) The divalent radical R2C=C=C= derived from an allene
