In organic compound terms the difference between heptone and heptene
is that heptone is a liquid hydrocarbon, C7H10, of the valylene series while heptene is any of many isomers of the alkene having seven carbon atoms and one double bond; a mixture of such isomers used in lubricants etc.
heptone
English
Noun
(organic compound) A liquid hydrocarbon, C7H10, of the valylene series.
(
Webster 1913)
heptene
English
Noun
(
en noun)
(organic compound) Any of many isomers of the alkene having seven carbon atoms and one double bond; a mixture of such isomers used in lubricants etc