发明公开
EP0308225A3 Preparation of alkyl thiosemicarbazides 失效
烷基硫代氨基甲酸酯的制备

  • 专利标题: Preparation of alkyl thiosemicarbazides
  • 专利标题(中): 烷基硫代氨基甲酸酯的制备
  • 申请号: EP88308542.5
    申请日: 1988-09-15
  • 公开(公告)号: EP0308225A3
    公开(公告)日: 1990-01-10
  • 发明人: Bright, Danielle Angrand
  • 申请人: ICI AMERICAS INC.
  • 申请人地址: Concord Pike & New Murphy Road Wilmington Delaware 19897 US
  • 专利权人: ICI AMERICAS INC.
  • 当前专利权人: ICI AMERICAS INC.
  • 当前专利权人地址: Concord Pike & New Murphy Road Wilmington Delaware 19897 US
  • 代理机构: Downes, John Edward
  • 优先权: US97900 19870917
  • 主分类号: C07C159/00
  • IPC分类号: C07C159/00
Preparation of alkyl thiosemicarbazides
摘要:
The present invention relates to a process for the preparation of alkyl semicarbazides by reaction of a dithiocarbamate and hydrazine in a weakly basic reaction media using a metal rearrangement catalyst.
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