PROCESS FOR PRODUCING PIPERAZINESULFONAMIDE DERIVATIVES AND SALTS THEREOF
- 申请公布号:
- WO1998055459(P1)
- 申请号:
- JP1998002399
- 申请日期:
- 1998.05.29
- 申请公布日期:
- 1998.12.10
- 摘要:
- <p>A process for advantageously producing compounds of general formula (III), wherein R1 represents hydrogen, alkyl having 1 to 6 carbon atoms, alkoxyl having 1 to 4 carbon atoms, halogen, hydroxyl, trifluoromethyl, nitro or amino; R2 represents substituted or unsubstituted phenyl or pyridyl; R?3 and R4¿ each represents hydrogen, alkyl having 1 to 6 carbon atoms, hydroxyalkyl having 1 to 4 carbon atoms, cycloalkyl having 3 to 8 carbon atoms, or substituted or unsubstituted phenyl; and Y represents alkylene having 1 to 12 carbon atoms, and salts thereof.</p>
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