Inventors:
Gregory Scott Miracle - Hamilton OH
Lon Montgomery Gray - Florence KY
Assignee:
The Procter Gamble Company - Cincinnati OH
International Classification:
A61K 746
US Classification:
512 2, 512 8, 512 12, 512 22, 512 24, 564454, 568591
Abstract:
The present invention relates to fragrance delivery systems which comprise: a) one or more pro-fragrances having formula (I) wherein G and G are methyl, or a cyclic hydrocarbyl unit derived from the isomers of ionone and/or damascone; R and R are each independently C -C substituted or unsubstituted, branched or unbranched alkyl, C -C substituted or unsubstituted, branched or unbranched alkenyl, C -C substituted or unsubstituted, branched or unbranched hydroxyalkyl, C -C substituted or unsubstituted alkylenearyl, C -C substituted or unsubstituted cycloalkyl, alkyleneoxy, C -C aryl, C -C heteroaryl comprising one or more heteroatoms selected from the group consisting of nitrogen, oxygen, sulfur, and mixtures thereof; two of the units Y , Y , R or R can be taken together to form one or more aromatic or non-aromatic, heterocyclic or non-heterocyclic, single rings, fused rings, bicyclo rings, spiroannulated rings, or mixtures thereof, said rings comprising from 3 to 20 carbon atoms and one or more heteroatoms selected from the group consisting of nitrogen, oxygen, sulfur, and mixtures thereof; b) one or more aldehyde releasing oxazolidine pro-fragrances; and c) the balance carriers, pro-fragrances, pro-accords, other perfume ingredients.