发明名称 |
FREMGANGSMAADE TIL FREMSTILLING AF N-PHENYL(PYRIDYL)-SULFONYLDIAMIDER |
摘要 |
A process for the preparation of N-phenyl(pyridyl)sulfonyldiamides by reacting a 2-aminobenzoic acid (nicotinic acid) derivative with sulfur trioxide, chlorosulfonic acid or an adduct of sulfur trioxide with a tertiary amine in the presence of a diluent and of a tertiary amine, and reacting the resulting sulfamate with a primary amine and a phosphorus halide, or by reacting a 2-aminobenzoic acid (nicotinic acid) derivatives with an N-alkyl(cycloalkyl)sulfamic acid or a salt of this acid in the presence of a diluent and of a phosphorus halide. |
申请公布号 |
DK293285(D0) |
申请公布日期 |
1985.06.28 |
申请号 |
DK19850002932 |
申请日期 |
1985.06.28 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
MERKLE HANS;MUELLER ALBRECHT;HAMPRECHT GERHARD;REISSENWEBER GERNOT |
分类号 |
C07C7/10;C07D213/76;C07D213/80;C07D285/16;C07D513/04;(IPC1-7):C07C/;C07D/ |
主分类号 |
C07C7/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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