[CH3:1][S:2][C:3]1[CH:20]=[CH:19][C:6]([N:7]=[CH:8][C:9]2[CH:14]=[CH:13][C:12]([S:15](=[O:18])(=[O:17])[NH2:16])=[CH:11][CH:10]=2)=[CH:5][CH:4]=1.C[Si]([C:25]#[N:26])(C)C>>[CH3:1][S:2][C:3]1[CH:4]=[CH:5][C:6]([NH:7][CH:8]([C:9]2[CH:14]=[CH:13][C:12]([S:15](=[O:17])(=[O:18])[NH2:16])=[CH:11][CH:10]=2)[C:25]#[N:26])=[CH:19][CH:20]=1Following a procedure similar to that described in Example 1(ii), but using 4-methylthio-N-(4-sulfamoylbenzylidene)aniline [prepared as described in step (i) above] and trimethylsilyl cyanide as starting materials, the title compound was obtained as a yellow powder (yield 100%).
Loading…