Cyclic ketals, fragrance compositions containing the same...

Details Cyclic ketals, fragrance compositions containing the same... Cyclic ketals, fragrance compositions containing the same...

2005-03-08

2005-03-08

Cole, Monique T. (Department: 1743)

Perfume compositions

Perfume compositions

Oxygen containing active ingredient

C512S012000, C512S013000, C512S020000, C549S200000, C549S356000, C549S357000, C549S358000, C549S429000, C549S430000, C549S456000

Reexamination Certificate

active

06864225

ABSTRACT:
Compounds of the general formula (I) are described:wherein each of R1, R2, R3, R4, R5and R6independently represents a substituent selected from the group consisting of hydrogen, methyl, ethyl, n-propyl, and isopropyl; an wherein x represents either 0 or 1. The compounds are useful as fragrances and as added components in fragrance blends. Methods of improving the harmony, emanation, naturalness an staying power of other fragrance ingredients by the addition of such compounds are also described.

REFERENCES:
patent: 4198323 (1980-04-01), Conrad et al.
patent: 5175143 (1992-12-01), Newman et al.
patent: 6114301 (2000-09-01), Kappey et al.
patent: 6297390 (2001-10-01), Markert et al.
patent: 6376457 (2002-04-01), Markert et al.
patent: 197 14 041 (1998-10-01), None
patent: 197 29 840 (1999-01-01), None
patent: 0 276 998 (1988-08-01), None
Database Specinfo Online! U.S. Doc; CAS Registry No. 74752-98-0, 1995 XP002173658.

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