Slow release of fragrant compounds in perfumery using 2-benzoyl

Details Slow release of fragrant compounds in perfumery using 2-benzoyl Slow release of fragrant compounds in perfumery using 2-benzoyl

1998-05-28

2000-10-17

Warden, Jill

Perfume compositions

Perfume compositions

Ring containing active ingredient

512 27, 560 37, 560 52, 560 53, 560 54, A61K 746, C07C22900, C07C 6995

Patent

active

061332283

ABSTRACT:
A fragrance delivery system which releases fragrant alcohols upon exposure to light. The system comprises 2-benzoyl benzoates of general formulae ##STR1## which can comprise various subtituents R.sub.1 -R.sub.5 as defined in the application and a substituted R* which is the organic part of a fragrant alcohol.

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Krause, George A., et al., "1,5 and 1,9-Hydrogen Atom Abstractions, Photochemical Strategies for Radical Cyclizations," Journal of the American Chemical Society, 114(22):8705-8707, 1992.
Klimova, E. I. et al., in Chemical Abstracts, 112 473d, vol. 71, No. 23, 1969.
Jones, Paul B. et al., "2-Benzoylbenzoic Acid: A Photolabile Mask for Alcohols and Thiols," Journal of Organic Chemistry, 61(26):9455-9461, 1996.
P. Jones et al., "2-Benzoylbenzoic Acid: A Photolabile Mask for Alcohols and Thiols", J. Org. Chem. 61:9455-9461 (1966).

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