Origin of benzenebenz(oic) + -ene
See more at benzene ring
(usually uncountable, plural benzenes)
A technical term in chemistry, adopted in English in 1835 as benzine (benzene from 1872), from German Benzin, which was coined in 1833 by Eilhardt Mitscherlich based on Benzoesäure "benzoic acid", plus the technical ending -ene (German -in) denoting hydrocarbons. benzoic in turn is an adjective formed from benzoin, originally a term for a balsamic resin.
benzene - Medical Definition