发明授权
- 专利标题: Manufacture of aziridinocarboxylic acid esters
- 专利标题(中): 氨基甲酸羧酸酯的制备
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申请号: US676573申请日: 1976-04-13
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公开(公告)号: US4052384A公开(公告)日: 1977-10-04
- 发明人: Toni Dockner , Albrecht Wallis , Rolf Fikentscher , Rainer Thomas , Reinhard Herzog
- 申请人: Toni Dockner , Albrecht Wallis , Rolf Fikentscher , Rainer Thomas , Reinhard Herzog
- 申请人地址: DT Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DT Ludwigshafen
- 优先权: DT2521859 19750516
- 主分类号: C07D203/10
- IPC分类号: C07D203/10 ; C07D203/08 ; C14C9/00 ; D06M13/48 ; C07D203/18 ; C07D295/14
摘要:
Aziridinocarboxylic acid esters of polyols are manufactured by trans-esterification of the corresponding esters of lower alcohols, using magnesium oxide or calcium oxide as the trans-esterification catalyst; this method gives a higher yield and a purer product.
公开/授权文献
- US5812680A Hearing aid apparatus 公开/授权日:1998-09-22
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