Use of dihydrobenzofuranones as perfuming ingredients

Details Use of dihydrobenzofuranones as perfuming ingredients Use of dihydrobenzofuranones as perfuming ingredients

1996-01-04

1997-10-21

Reamer, James H.

Perfume compositions

Perfume compositions

Ring containing active ingredient

549307, 25217411, 252 86, A61K 746

Patent

active

056796340

ABSTRACT:
alkyl groups, for the preparation of perfuming compositions and perfumed articles, to which these compounds impart odor notes of the lactonic, coumarinic and fruity, or yet musky, type.

REFERENCES:
patent: 3144467 (1964-08-01), Houlihan
patent: 3258400 (1966-06-01), Houlihan
patent: 3652666 (1972-03-01), Farge et al.
patent: 4252817 (1981-02-01), Closse et al.
patent: 5354735 (1994-10-01), Demole et al.
K. Takahashi et al. "Usnic Acid. XV. Alkaline Degradation of Usnic Acid", Chemical and Pharmaceutical Bulletin, vol. 28, No. 1, 1980, pp. 177-180.
F.M. Dean et al., "Usnic Acid. Part XI. A Synthesis of 7-Acetyl-4:6-dihydroxy-e:5-dimethylcoumara n-2-one", Journal of the Chemical Society, 1955, Letchworth, pp. 2166-2170.
O. Piccolo et al. "A simple route to benzofuran-2(3H)-ones", Chemical Abstracts, vol. 104, No. 7, 1986, pp. 508, Abstract No. 50742e.
O. Piccolo et al., "A Simple Route to Benzofuran-2(3HO-ones)," J. Chem. Research (S), 1985, pp. 258-259.
O. Piccolo et al., "A Facile and Efficient synthesis of (o-Hydroxyarll)-glycolic Acid Derivatives", Communications, 1984, pp. 760-763.

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