发明授权
- 专利标题: Preparation of sulfatobetaines
- 专利标题(中): 磺胺甜菜碱的制备
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申请号: US106802申请日: 1987-10-13
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公开(公告)号: US4855423A公开(公告)日: 1989-08-08
- 发明人: Gerold Braun , Chung-Ji Tschang , Christos Vamvakaris , Klaus Glaser
- 申请人: Gerold Braun , Chung-Ji Tschang , Christos Vamvakaris , Klaus Glaser
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX3635230 19861016
- 主分类号: C07D233/60
- IPC分类号: C07D233/60 ; C07D213/04 ; C07D213/20 ; C07D215/10 ; C07D233/58
摘要:
Sulfatobetaines are prepared by reacting an addition compound of sulfur trioxide and a tertiary amine with an alkylene carbonate.
公开/授权文献
- USD428314S Snow digging device 公开/授权日:2000-07-18
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