Process for the preparation of aroma substances i

A - Human Necessities – 24 – B

Patent

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31/1.18

A24B 15/22 (2006.01) A24B 15/26 (2006.01) A24B 15/30 (2006.01)

Patent

CA 1160029

ABSTRACT OF THE DISCLOSURE Aroma substances for tobacco which have improved aroma characteristics are obtained by preparing an alcoholic extract which contains carotenoids and has been isolated from fresh tobacco plants and from which the diterpene components have been removed, and/or other xanthophyll- containing plant extracts, and oxidising these extracts in alcoholic solution with oxygen under irradiation with UV light in the absence of sensitizers.

370976

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