发明授权
US5847130A Method for reducing the nitrosamine content of N-methylmorpholine-N-oxide 失效
降低N-甲基吗啉-N-氧化物亚硝胺含量的方法

  • 专利标题: Method for reducing the nitrosamine content of N-methylmorpholine-N-oxide
  • 专利标题(中): 降低N-甲基吗啉-N-氧化物亚硝胺含量的方法
  • 申请号: US905578
    申请日: 1997-08-04
  • 公开(公告)号: US5847130A
    公开(公告)日: 1998-12-08
  • 发明人: Mark Sandison
  • 申请人: Mark Sandison
  • 申请人地址: NJ Mount Olive
  • 专利权人: BASF Corporation
  • 当前专利权人: BASF Corporation
  • 当前专利权人地址: NJ Mount Olive
  • 主分类号: C07D295/24
  • IPC分类号: C07D295/24
Method for reducing the nitrosamine content of N-methylmorpholine-N-oxide
摘要:
Aqueous solutions of N-methylmorpholine N-oxide having reduced nitrosamine concentrations are produced by adding catalytic amounts of inorganic carbonate or bicarbonate or carboxylic acid or carboxylate salt.
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