发明授权
- 专利标题: Preparation of alkyl pyruvates
- 专利标题(中): 丙酮酸烷基酯的制备
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申请号: US10725申请日: 1979-02-08
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公开(公告)号: US4229590A公开(公告)日: 1980-10-21
- 发明人: Christian Dudeck , Gunter Lehmann , Bernd Meissner , Hans Diem , Werner Fliege , Norbert Petri , Karl-Heinz Ross
- 申请人: Christian Dudeck , Gunter Lehmann , Bernd Meissner , Hans Diem , Werner Fliege , Norbert Petri , Karl-Heinz Ross
- 申请人地址: DEX
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX
- 优先权: DEX2809421 19780304
- 主分类号: B01J23/00
- IPC分类号: B01J23/00 ; C07B61/00 ; C07C69/716 ; C07C67/30 ; C07C67/42 ; C07C69/67
摘要:
Alkyl pyruvates are prepared by oxidizing alkyl lactates in the presence of a silver catalyst of a defined particle size, at from 450.degree. to 700.degree. C. The products are starting materials for the preparation of drugs, synthetic resins and plastics.
公开/授权文献
- US5962940A High specific load capacity radial magnetic bearing actuator 公开/授权日:1999-10-05
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