Synthetics
3-heptanone smells like a sweet, fruity, and slightly floral note that is reminiscent of ripe bananas and pears.
Mosciano, Gerard P&F 17, No. 3, 57, (1992): Fruity ketonic, sweet with a musty cheese-like note
Luebke, William tgsc, (1989): Powerful green fatty fruity
Alfrebro: Fruity, green, fatty
Bedoukian Research: Ethereal banana-like
For a sweet fruity note in fragrances.