申请人:Hoffmann-La Roche Inc.
公开号:US03957878A1
公开(公告)日:1976-05-18
Tricyclo [5,4,0,0.sup.3,9 ] undeca-5,10-dien-2-ones and tricyclo [5,4,0,0.sup.3,8 ] undeca-5,9-dien-2-ones which are useful in the perfumary art and a process for their preparation from phenols and cyclohexenones.
Tricyclo [5,4,0,0.sup.3,9 ]十一烯-5,10-二酮和tricyclo [5,4,0,0.sup.3,8 ]十一烯-5,9-二酮在香料艺术中有用,其制备过程是从苯酚和环己烯酮中获得。