Synthetics
Aldehyde c-9 nonanal smells like a fresh, waxy, fatty floral with notes of rose, orris, lily, orange, verbena, and neroli, all enhanced by a distinct aldehydic and peely quality.
Mosciano, Gerard P&F 26, No. 3, 80, (2001): Waxy, aldehydic, citrus, with a fresh slightly green lemon peel like nuance, and a cucumber fattiness
Luebke, William tgsc, (1982): Waxy aldehydic rose fresh orris orange peel fatty peely
Moellhausen: Aldehyde, citrus, orange peel
Firmenich: A classical aldehyde note; waxy, citrus, floral and green
At higher levels an important ingredient in citrus and rose notes. in trace amounts, it adds bloom to a wide range of fragrance types.
Bedoukian Research: Strong, floral and mostly orange character
Used for floral and citrus blends.