Centre National De La Recherche Scientifique

Université De Nice Sophia Antipolis

Robertet Sa

Université De Nice

Albert Vielle

Albert, Vieille

Université De Nice Sophia Antipolis Dirved

Nicolas Baldovini

Jean-Jacques Filippi

Hugues Brevard

Emilie Belhassen

Céline Cerutti-Delasalle

The invention relates to 2-octylcyclopropyl-1-carboxylic acid, in particular in the form of one of the isomers thereof in isolated form or in the form of a mixture of at least two of said isomers. The invention further relates to a method for synthesizing 2-octylcyclopropyl-1-carboxylic acid or at least one of the isomers thereof. Finally, the invention relates to the use of 2-octylcyclopropyl-1-carboxylic acid or of one of said isomers in isolated form or of one of the mixtures of at least two of the isomers thereof, as a perfuming agent. The invention further relates to the compositions including 2-octylcyclopropyl-1-carboxylic acid or one of said isomers in isolated form or one of the mixtures of at least two of the isomers thereof, as a perfuming agent.

2-octylcyclopropyl-1-carboxylic acid and the isomers thereof, and uses of same

The first subject matter of the invention is the (3R) epimer of octahydro-7,7-dimethyl-8-methylene-1H-3a,6-methanoazulen-3-yl acetate [(octahydro-7,7-dimethyl-8-methylene-[3R,3aR,6R,8aR]-1H-3a,6-methanoazulen-3-yl acetate) or (R)-norzizaenylacetate] of formula I (I). The subject matter of the invention is also compositions comprising (R)norzizaenyl acetate and also a novel synthesis process and the use of said ester.

(3R) epimer of octahydro-7,7-dimethyl-8-methylene 1H-3a, 6-methanoazulene-3-yl acetate, composition, synthesis process and use of said epimer

A novel method for synthesis of khusimone, by bringing zizanal into contact with an oxidizing reagent in the presence of a base and an organic solvent.

Method for the synthesis of khusimone

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Nice, France

Nicolas Baldovini