Synthetics
(e,z)-2,6-nonadien-1-ol smells like a fresh, green, and slightly sweet combination of cucumber, watermelon, and prickly pear.
Mosciano, Gerard P&F 25, No. 5, 72, (2000): Green leafy with a mild fatty and oxidized nutty nuance
Luebke, William tgsc, (1996): Green cucumber oily violet leafy
Kingchem Laboratories: Powerful vegetable, green, herbaceous, oily
Pell Wall Perfumes: Green-cucumber, floral-violet, fresh, clean. diffusive
According to arctander it has: “extremely powerful and very diffusive green-vegetable odor, only in dilution reminiscent (strikingly) of cucumber or violet leaf. …[it has] application to violet, cucumber bases (e. g. for handlotions, etc.) and as trace ingredient in new, fresh topnote-compositions, etc. it is interesting in artificial narcisse.”
FCI SAS: Extremely powerful, vegetable green herbaceous odor, somewhat oily
Bedoukian Research: Cucumber, melon or fresh leafy, violet-leaf odor in dilution
Useful in adding green cucumber and violet leaf notes. has interesting effects on muguet, lily, and cyclamen compositions.