Spiro compounds as perfuming ingredients

Details Spiro compounds as perfuming ingredients Spiro compounds as perfuming ingredients

2007-08-14

2007-08-14

Warden, Jill (Department: 1743)

Perfume compositions

Perfume compositions

Oxygen containing active ingredient

C510S130000, C512S001000, C512S009000, C512S014000, C512S015000, C512S016000, C549S330000, C549S331000

Reexamination Certificate

active

10680138

ABSTRACT:
The present invention relates to the perfumery industry. It concerns more particularly an alcohol, ester, ether or ketone derivative having a spiro-type skeleton, the latter being substituted by short alkyl groups. The invention also relates to the use of the invention compounds as perfuming ingredients, able to impart a woody and/or aromatic, as well as to the perfumed articles or perfuming compositions comprising as active ingredient a compound of formula (I).

REFERENCES:
patent: 4052457 (1977-10-01), Nagakura et al.
patent: 4336197 (1982-06-01), Fankhauser
patent: 4448712 (1984-05-01), van der Weerdt et al.
patent: 4537702 (1985-08-01), van der Weerdt et al.
patent: 4622172 (1986-11-01), Schreiber et al.
patent: 4639330 (1987-01-01), Sprecker et al.
patent: 4668432 (1987-05-01), Sprecker et al.
English Abstract, XP-002266544, N. B. Novikova, et al “Synthesis and structure of some dimethyl-substituted spiro[5.5]undecenes and undeca-1, 8dienes”, (1984).
English Abstract, XP-002266545, N. B. Novikova, et al, “Synthesis, stereochemistry, and equilibrium ratios isomers of 1,6-1, 7-, and1, 8-dimethylspiro[4.5] decanes” (1986).
English Abstract, JP 01258634, “Spiro (4,5) decene derivative, production thereof and perfume composition containing the same derivative” (1989).
Nakamura et al., “α-metylenation/diels-alder tandem reaction promoted by ammonium salts generated in situ from secondary-tertiary diamines and alkoxymethyl chlorides”, Chem. Commun., pp. 1648-1649 (2002).

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