C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/395.2, 260/5
C07C 49/557 (2006.01) A23L 1/226 (2006.01) A24B 15/34 (2006.01) C07C 45/62 (2006.01) C07C 49/303 (2006.01) C07C 49/543 (2006.01) C11B 9/00 (2006.01)
Patent
CA 1097689
ABSTRACT OF THE DISCLOSURE The present invention provides cycloaliphatic unsaturated ketones, selected from a) damasc(en)one homologues having the general formula 10 Image wherein R stands for a hydrogen atom or a methyl radical and wherein the dotted lines represent one double bond in the posi- tions 1, 2 endocyclic or 2 exocyclic, or two conjugated double bonds in the positions 1 and 3, 2 endocyclic and 4, or 2 exo- cyclic and 3; b) dihydrodamasc(en)ones having the general formulae 11 and 12 Image Image 11 12 the dotted lines in the latter formula representing one double bond in the positions 1, 2 endocyclic or 2 exocyclic, or two conjugated double bonds in the positions 1 and 3, 2 endocyclic and 4 or 2 exocyclic and 3, and c) dehydroamascenones having the general formula 13 Image 13 wherein the dotted lines represent two conjugated double bonds in the positions 1 and 3, 2 endocyclic and 4 or 2 exocyclic and 3 which are useful as flavouring and perfuming agents.
220558
Hesp Theodorus G. M.
Wille Hans J.
Marks & Clerk
Naarden International N.v.
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