Chloride → 6-Hydroxy-7,8-dimethyl-3,4-dihydrospiro[chromene-2,1'-cyclobutane]-5-carbaldehyde

反応式

[C:23]([C:24]([C:25]#[N:26])=[C:27]1[CH:28]=[C:29]([CH:30]=[CH:31][c:32]2[cH:33][cH:34][c:35]([N:36]([CH3:37])[CH3:38])[cH:39][cH:40]2)[O:41][C:42]([CH3:43])=[CH:44]1)#[N:45].[CH3:17][CH2:18][O:19][C:20]([CH3:21])=[O:22].[CH3:1][c:2]1[c:3]([OH:16])[cH:4][c:5]2[c:10]([c:11]1[CH3:12])[O:9][C:8]1([CH2:7][CH2:6]2)[CH2:13][CH2:14][CH2:15]1.[Cl-:46].[Cl-:47].[Cl-:48].[Cl-:49].[Ti+4:50]>>[CH3:1][c:2]1[c:3]([OH:16])[c:4]([CH:18]=[O:19])[c:5]2[c:10]([c:11]1[CH3:12])[O:9][C:8]1([CH2:7][CH2:6]2)[CH2:13][CH2:14][CH2:15]1