Tetrahydrofuran → Ethyl 2-benzyl-6-oxo-2,6,7,8-tetrahydrocyclopenta[e]indazole-7-carboxylate

反応式

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