Cyclohexenyl butenones and fragrance compositions comprising...

Details Cyclohexenyl butenones and fragrance compositions comprising... Cyclohexenyl butenones and fragrance compositions comprising...

2007-12-11

2010-10-12

Hardee, John R (Department: 1796)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C512S024000, C510S106000

Reexamination Certificate

active

07812195

ABSTRACT:
The present invention relates to substituted cyclohexenyl butenones of the formulawherein R1, R2, R3, R4and R5are independently selected from hydrogen, methyl or ethyl; and the total sum of carbon atoms is 11 to 15; as well as to a method for their production and to fragrance compositions and fragrance applications comprising them.

REFERENCES:
patent: 3890370 (1975-06-01), Buchi et al.
patent: 4311754 (1982-01-01), Trenkle et al.
patent: 4392993 (1983-07-01), Thomas et al.
patent: 4460792 (1984-07-01), Schulte-Elte et al.
patent: 4512928 (1985-04-01), Sugerman et al.
patent: 4704477 (1987-11-01), Gebauer et al.
patent: 2006/0211889 (2006-09-01), Jacoby et al.
patent: 0093840 (1983-11-01), None
patent: 0199330 (1986-10-01), None
patent: 0231556 (1987-08-01), None
patent: 59001462 (1984-01-01), None
English Language abstract for JP59001462 taken from esp@cenet.com, 1984.
English Language abstract for EP0093840 taken from esp@cenet.com, Nov. 1983.
Rose Ketones: Celebrating 30 Years of Success, Alvin Williams, Perfumer & Flavorist, vol. 27, Mar./Apr. 2002, p. 18-31.
The Preparation of δ-Damascone and its Analogues, and Their Odour (with English Language Translation).

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