C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 263/06 (2006.01) C11B 9/00 (2006.01) A61K 7/46 (2000.01)
Patent
CA 2346727
The present invention relates to novel heterocyclic pro-fragrances, preferably oxazolidines, tertahydro-1,3-oxazines, thiazolidines, or tertahydro-1,3- thiazines, more preferably oxazolidines, or tertahydro-1,3-oxazines, most preferably oxazolidines, which are capable of sustained release of fragrance raw material ketones and aldehydes and to fragrance delivery systems which comprise saidpro-fragrances.
L'invention concerne de nouveaux pro-parfums hétérocycliques, de préférence, des oxazolidines, tertahydro-1,3-oxazines, thiazolidines, ou tétrahydro-1,3-thiazines, mieux encore, des oxazolidines ou tertahydro-1,3-oxazines, idéalement des oxazolidines, qui permettent une libération prolongée de substances brutes de parfum à base de cétones et d'aldéhydes. L'invention concerne également les systèmes de libération de parfum qui comprennent lesdits pro-parfums.
Miracle Gregory Scot
Price Kenneth Nathan
Kirby Eades Gale Baker
The Procter & Gamble Company
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