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Title:
香料における環式ケトンの使用
Document Type and Number:
Japanese Patent JP4128223
Kind Code:
B2
Abstract:
PCT No. PCT/IB97/01092 Sec. 371 Date May 13, 1998 Sec. 102(e) Date May 13, 1998 PCT Filed Sep. 12, 1997 PCT Pub. No. WO98/13447 PCT Pub. Date Apr. 2, 1998The compounds of formula in which R stands for a methyl or ethyl group, are used as perfume ingredients for the preparation of perfuming compositions and perfumed articles, to which they confer aromatic and thujonic notes. The compounds can be used in the form of a mixture of enantiomers or in an enantiomerically pure state. The invention also comprises original processes for the preparation of these compounds.

Inventors:
Charles Fale
Christian Margot
Application Number:
JP51545098A
Publication Date:
July 30, 2008
Filing Date:
September 12, 1997
Export Citation:
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Assignee:
FIRMENICH SA
International Classes:
A61K8/35; C11B9/00; A61Q13/00; C07C35/08; C07C45/29; C07C45/61; C07C45/65; C07C49/403; C11D3/50; C11D9/44
Domestic Patent References:
JP52007938A
JP62000433A
JP58157741A
JP50105841A
JP7291887A
Other References:
RICHER,J.C. et al, 2,2,4-Trimethylcyclohexanone and its reduction products, Canadian Journal of Chemistry, カナダ,1966年, Vol.44, No.17, p.2003-7
GULARD B., et.al., NO 594. - PHOTOCHIMIE EN SOLUTION. VII. - REACTIVITE DES DIMETHYL-4,4 CYCLOHEXANONES SUBTITUEES EN 2 (1), BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE, フランス, 1974年, Vol.12, p.3021-3030
UZAREWICZ,A. et al, Hydration of α‐cyclogeraniolene by Brown method,Roczniki Chemii, PO, 1965年, Vol.39, No.3, p.489-91
VEERAPPA B., et.al, Hydrogenolysis of enol trifates;A new method for the reduction of ketones to methylene compounds., Ttrahedron Letters.,英国, 1982年, Vol.23, No.1, p.117-120
PRINGSHEIM H., et al, Constituents of acetone oil, Berichte der Deutschen Chemischen Gesellschaft [Abteilung] B: Abhandlungen, ドイツ, 1925年, Vol.58B, p.1409-16
ARCTANDER S., PERFUME AND FLAVOR CHEMICALS (AROMA CHEMICALS). A - J,米国, 1969年, Vol.1, p.26
SMITH H.A., et.al. , THE REDUCTION-METHYLATION OF CYCLOHEXENONE DERIVATIVES, JOURNAL OF ORGANIC CHEMISTRY, 米国, AMERICAN CHEMICAL SOCIETY,1967年, Vol.32, p.2851-2856
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno