F[C:2]1[CH:7]=[CH:6][C:5]([S:8]([NH:11][C@@H:12]([CH3:16])[C:13]([OH:15])=[O:14])(=[O:10])=[O:9])=[CH:4][CH:3]=1.[Na].[CH3:18][O:19][C:20]1[CH:21]=[C:22]([N:26]2[CH2:31][CH2:30][NH:29][CH2:28][CH2:27]2)[CH:23]=[CH:24][CH:25]=1>>[CH3:18][O:19][C:20]1[CH:21]=[C:22]([N:26]2[CH2:31][CH2:30][N:29]([C:2]3[CH:7]=[CH:6][C:5]([S:8]([NH:11][C@@H:12]([CH2:16][C:2]4[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=4)[C:13]([OH:15])=[O:14])(=[O:10])=[O:9])=[CH:4][CH:3]=3)[CH2:28][CH2:27]2)[CH:23]=[CH:24][CH:25]=1In a manner similar to Example 3(b), (S)-2-(4-fluoro-benzenesulfonylamino)-propionic acid, sodium salt and 4-(3-methoxy-phenyl)-piperazine were condensed to give the title compound as a pale red-brown solid, mp=137-139° C.
読み込み中…