[CH:1]1[S:2][CH:3]=[C:4]2[C:10]=1[C:9](=[O:11])[NH:8][C:7]1[CH:12]=[CH:13][CH:14]=[CH:15][C:6]=1[O:5]2.S(Cl)([Cl:19])(=O)=O>C(Cl)Cl>[Cl:19][C:3]1[S:2][CH:1]=[C:10]2[C:9](=[O:11])[NH:8][C:7]3[CH:12]=[CH:13][CH:14]=[CH:15][C:6]=3[O:5][C:4]=12An 8.0 g. portion of thieno[3,4-b][1,5]benzoxazepin-10(9H)-one is suspended in 364 ml. of methylene chloride. A 3.27 ml. portion of sulfuryl chloride is added dropwise and the mixture is stirred overnight. The solid is collected and washed with methylene chloride, giving 3-chloro-thieno[3,4-b][1,5]benzoxazepin-10(9H)-one.
読み込み中…