发明授权
- 专利标题: Dehydrohalogenation of ring-halogenated .alpha.-halocumenes
- 专利标题(中): 环卤代α-卤代烯烃的脱卤化氢
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申请号: US253455申请日: 1988-10-05
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公开(公告)号: US4861927A公开(公告)日: 1989-08-29
- 发明人: Mark R. Johnson
- 申请人: Mark R. Johnson
- 申请人地址: MI Midland
- 专利权人: The Dow Chemical Company
- 当前专利权人: The Dow Chemical Company
- 当前专利权人地址: MI Midland
- 主分类号: C07C17/25
- IPC分类号: C07C17/25
摘要:
A process for preparing ring-halogenated .alpha.-methylstyrenes from the corresponding .alpha.-halocumenes is disclosed. The dehydrohalogenation is accomplished using only water and optionally an organic solvent. The process eliminates the need for added base and a phase-transfer catalyst.
公开/授权文献
- US5500715A Print job handling menu selection apparatus and method 公开/授权日:1996-03-19
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