发明授权
- 专利标题: Process for preparing cyclohexadecenone-5
- 专利标题(中): 制备环己烯酮-5的方法
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申请号: US44459674申请日: 1974-02-21
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公开(公告)号: US3929893A公开(公告)日: 1975-12-30
- 发明人: KUMASA IKUZI , YAMAMOTO TAKESHI , NOROSE FUMITAKA , ACUTAGAWA SUSUMU , YOSHIDA TOSHIO , KOMATSU AKIRA
- 申请人: TAKASAGO PERFUMERY CO LTD
- 专利权人: Takasago Perfumery Co Ltd
- 当前专利权人: Takasago Perfumery Co Ltd
- 优先权: US44459674 1974-02-21; JP12690471 1970-12-29; US21371871 1971-12-29
- 主分类号: C07C29/40
- IPC分类号: C07C29/40 ; C07C35/205 ; C11B9/00 ; C07C45/00 ; C07C29/00
摘要:
The novel compound, cyclohexadecenone-5 is prepared by reacting cyclododecanone with chlorinating agent to provide Alpha chloro-cyclododecanone-1, reacting the Alpha -chlorocyclododecanone-1 with vinyl magnesium chloride to provide 1,2divinylcyclododecanol-1, and decomposing the 1,2divinylcyclododecanol-1 with heat to cyclohexadecenone-5.
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