发明授权
- 专利标题: Process for the preparation of phenylketones etherified in the 4-position
- 专利标题(中): 在4-位上醚化的苯基酮的制备方法
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申请号: US318088申请日: 1989-03-02
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公开(公告)号: US4960943A公开(公告)日: 1990-10-02
- 发明人: Artur Botta , Hans-Josef Buysch , Lothar Puppe , Dieter Arlt
- 申请人: Artur Botta , Hans-Josef Buysch , Lothar Puppe , Dieter Arlt
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3809260 19880319
- 主分类号: C07C45/45
- IPC分类号: C07C45/45 ; C07B61/00 ; C07C45/00 ; C07C45/46 ; C07C49/84 ; C07C67/00
摘要:
Phenylketones etherified in the 4-position can be prepared by reaction of aromatic ethers which have a free 4-position with acylating agents, the acylation being carried out in the presence of zeolite catalysts having pore sizes of at least 5 .ANG..
公开/授权文献
- US6142296A Dental implant package 公开/授权日:2000-11-07
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