发明名称 Substituted 2,4 dialkoxy benzene sulfonyl chlorides
摘要 The invention relates to trisubstituted sulfohalides, the process for their preparation and their use as intermediate products for the manufacture of novel compounds. The trisubstituted sulfohalides according to the invention correspond to the following general formula (I): <IMAGE> (I) in which: X is a halogen atom, particularly bromine or preferably chlorine; R3 and R4 each represent, independently of one another, a lower alkyl radical having from 1 to 4 carbon atoms, A represents hydrogen, halogen, alkoxy radicals having from 1 to 4 carbon atoms, alkylsulfonyl groups having from 1 to 4 carbon atoms, or the group NO2, or CF3. The invention is useful in the manufacture of medicaments.
申请公布号 US4457875(A) 申请公布日期 1984.07.03
申请号 US19820371451 申请日期 1982.04.23
申请人 CHOAY S.A. 发明人 FOURNIER, JEAN-PAUL;CHOAY, PATRICK
分类号 C07D295/12;A61K31/10;A61K31/445;A61P25/20;C07C;C07C67/00;C07C301/00;C07C303/02;C07C303/08;C07C303/10;C07C303/32;C07C303/38;C07C309/86;C07C309/87;C07C311/29;C07C317/14;C07D207/04;C07D207/06;C07D207/30;C07D211/14;C07D295/00;(IPC1-7):C07C147/06 主分类号 C07D295/12
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