发明申请
US20060100439A1 Process for the preparation of modification I of n-(1-methylethylaminocarbonyl)-4-(3-methylphenylamino)-3-pyridinesulfonamide
审中-公开
制备n-(1-甲基乙基氨基羰基)-4-(3-甲基苯基氨基)-3-吡啶磺酰胺的改性I的方法
- 专利标题: Process for the preparation of modification I of n-(1-methylethylaminocarbonyl)-4-(3-methylphenylamino)-3-pyridinesulfonamide
- 专利标题(中): 制备n-(1-甲基乙基氨基羰基)-4-(3-甲基苯基氨基)-3-吡啶磺酰胺的改性I的方法
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申请号: US10521609申请日: 2003-07-07
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公开(公告)号: US20060100439A1公开(公告)日: 2006-05-11
- 发明人: Darko Filic , Miljenko Dumic , Aleksandar Danilovski , Bozena Klepic , Ines Fistric , Marina Marinkovic , Jasna Horvat-Mikulcic
- 申请人: Darko Filic , Miljenko Dumic , Aleksandar Danilovski , Bozena Klepic , Ines Fistric , Marina Marinkovic , Jasna Horvat-Mikulcic
- 申请人地址: HR Zagreb
- 专利权人: Pliva Hrvatska d.o.o.
- 当前专利权人: Pliva Hrvatska d.o.o.
- 当前专利权人地址: HR Zagreb
- 优先权: HRP20020603A 20020719
- 国际申请: PCT/HR03/00036 WO 20030707
- 主分类号: C07D213/75
- IPC分类号: C07D213/75
摘要:
The invention relates to a new process for the preparation of modification I of torasemide by precipitation with acids from an alkaline extract of the original reaction mixture of the last phase in the synthesis of torasemide.
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