| 发明名称 |
3-Methyl-1-(2,3,4-and 2,4,4-trimethyl-1-cyclopentylidene) pent-2-en-4-one and isomers, and perfume compositions thereof |
| 摘要 |
There is provided novel ketones of the structure: <IMAGE> wherein: R1, R2, R3 and R4 represent hydrogen or methyl provided that: R1 is not the same as R2 and R3 is not the same as R4; and fragrance compositions containing them.
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| 申请公布号 |
US4477683(A) |
申请公布日期 |
1984.10.16 |
| 申请号 |
US19820374368 |
申请日期 |
1982.05.03 |
| 申请人 |
GIVAUDAN CORPORATION |
发明人 |
VIRGILIO, JOSEPH A.;HEILWEIL, EMANUEL |
| 分类号 |
C07C45/72;A61K8/35;A61Q13/00;C07C29/40;C07C35/06;C07C45/00;C07C45/51;C07C45/74;C07C47/225;C07C49/21;C07C67/00;C11B9/00;(IPC1-7):C07C49/21 |
主分类号 |
C07C45/72 |
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