piperonyl aldehyde


[pi-per-uh-nal, pahy-, pip-er-uh-]
noun Chemistry.
a white, crystalline, water-insoluble aldehyde, C 8 H 6 O 3 , which darkens on exposure to light: used chiefly in perfumery and organic synthesis.
Also called piperonyl aldehyde, heliotropin.

1865–70; piper(ine) + -one + -al1

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World English Dictionary
piperonal (ˈpɪpərəʊˌnæl)
Also called: heliotropin a white fragrant aldehyde used in flavourings, perfumery, and suntan lotions. Formula: C8H6O3

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