发明公开
- 专利标题: PROCESS FOR THE DIRECT CONVERSION OF LACTONES INTO UNSATURATED KETONES OR ALDEHYDES
- 专利标题(中): 程序非饱和酮或醛内酯直接转换
-
申请号: EP04725117.8申请日: 2004-04-01
-
公开(公告)号: EP1615868A1公开(公告)日: 2006-01-18
- 发明人: NAEF, Ferdinand , GIERSCH, Wolfgang
- 申请人: FIRMENICH SA
- 申请人地址: 1, route des Jeunes Case Postale 239 1211 Genève 8 CH
- 专利权人: FIRMENICH SA
- 当前专利权人: FIRMENICH SA
- 当前专利权人地址: 1, route des Jeunes Case Postale 239 1211 Genève 8 CH
- 代理机构: Schneiter, Sorin
- 优先权: PCT/IB03/01426 20030410
- 国际公布: WO2004089861 20041021
- 主分类号: C07C45/59
- IPC分类号: C07C45/59
摘要:
The present invention refers to a process for the preparation of unsaturated ketones or aldehydes by pyrolysis of a lactone, in the presence of a reducing agent such as molecular hydrogen or a carboxylic acid, and in the presence of a catalyst, optionally supported, comprising at least one metal selected from the group consisting of Y, Ti, Cd, Mn, Zn, Sc and Zr.
信息查询