Tetrahydrofuran → 5-(2,2-Dibromoethenyl)-3,3-dimethyl-2,3-dihydro-1-benzofuran

反応式

[C:33]([Br:34])([Br:35])([Br:36])[Br:37].[CH2:38]1[O:39][CH2:40][CH2:41][CH2:42]1.[CH3:1][C:2]1([CH3:13])[CH2:3][O:4][c:5]2[c:6]1[cH:7][c:8]([CH:11]=[O:12])[cH:9][cH:10]2.[c:14]1([P:15]([c:16]2[cH:17][cH:18][cH:19][cH:20][cH:21]2)[c:22]2[cH:23][cH:24][cH:25][cH:26][cH:27]2)[cH:28][cH:29][cH:30][cH:31][cH:32]1>>[CH3:1][C:2]1([CH3:13])[CH2:3][O:4][c:5]2[c:6]1[cH:7][c:8]([CH:11]=[C:33]([Br:34])[Br:35])[cH:9][cH:10]2