Napthofuran derivatives useful in odorant and flavorant composit

Details Napthofuran derivatives useful in odorant and flavorant composit Napthofuran derivatives useful in odorant and flavorant composit

1994-07-14

1995-05-16

Dentz, Bernard

Perfume compositions

Perfume compositions

Ring containing active ingredient

426536, 549458, 131277, C07D30792, A24B 1528, A61K 746

Patent

active

054160693

ABSTRACT:
Novel naphthofuran derivatives of the formula ##STR1## wherein R represents hydrogen, methyl or ethyl. The compounds of formula I are valuable (amber) odorants and also flavorants. Odorant and flavorant compositions employing (I) as well as processes for making them are also described.

REFERENCES:
patent: 4341908 (1982-07-01), Willis et al.
patent: 4613710 (1986-09-01), Buchi et al.
patent: 4633011 (1986-12-01), Buchi et al.
patent: 4677233 (1987-01-01), Buchi et al.
patent: 5268355 (1993-12-01), Snowden et al.
Olhoff, G., "Fragrance Chemistry" Ed. E. T. Thiemer, 1982, Academic Press, pp. 535-571.
Bauer et al., "Common Fragrance and Flavor Materials," (1985) VCH Verlagsgesellschaft, Weinheim pp. 1-5.

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