公开(公告)号：EP0827945A1

公开(公告)日：1998-03-11

申请号：EP97306823.2

申请日：1997-09-03

申请人： INTERNATIONAL FLAVORS & FRAGRANCES INC.

发明人： Narula, Anubhav P.S. ,  Koestler, James Joseph ,  Hartong, Peter J. ,  Hanna, Marie R. ,  Beck, Charles E.J.

IPC分类号： C07C43/188 ,  C11B9/00 ,  C07C43/305

CPC分类号： C07C43/305 ,  C07C43/188 ,  C11B9/0049

摘要： Described are methyl substituted tetrahydroindane methyl enol ethers defined according to the structure:
wherein R 4 represents methyl or hydrogen; wherein R 2 , R 3 , R 5 and R 6 each represents methyl or ethyl with the provisos that:

(1) at least three of R 2 , R 3 , R 5 and R 6 represent methyl; and
(2) when each of R 2 , R 3 , R 5 and R 6 is methyl, then R 4 is methyl
and uses thereof in augmenting, enhancing or imparting an aroma in or to perfume compositions, colognes and perfumed articles including but not limited to perfumed polymers, solid or liquid anionic, cationic, nonionic or zwitterionic detergents, fabric softener compositions, fabric softener articles, cosmetic powders and hair preparations. Also described are processes for preparing same as well as the process intermediates defined according to the structure:
wherein R 7 and R 8 are each methyl and wherein R 2 , R 3 , R 4 , R 5 and R 6 are defined, supra.