发明授权
- 专利标题: Process for the preparation of compounds which contain hydantoin rings
- 专利标题(中): 制备含有乙内酰脲环的化合物的方法
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申请号: US493521申请日: 1974-08-01
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公开(公告)号: US3939122A公开(公告)日: 1976-02-17
- 发明人: Rudolf Merten , Jurgen Lewalter , Wilfried Zecher
- 申请人: Rudolf Merten , Jurgen Lewalter , Wilfried Zecher
- 申请人地址: DT
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DT
- 优先权: DT2318205 19730411
- 主分类号: C07D233/72
- IPC分类号: C07D233/72 ; C07D233/74 ; C07D235/02 ; C08G18/38 ; C08G18/78 ; C08G18/80 ; C08G18/08
摘要:
A process for preparing compounds containing hydantoin groups, wherein compounds which contain isocyanate or isothiocyanate groups are reacted with compounds which contain at least one, preferably two .alpha.-halocarboxylic acid amide groups or one .alpha., .alpha.'-dihalodicarboxylic acid diamide group.
公开/授权文献
- US5035874A Diallyl telluride and synthesis of diorgano tellurides 公开/授权日:1991-07-30
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