Methanol → Tert-butyl 4-oxo-3,4-dihydrospiro[1-benzopyran-2,4'-piperidine]-1'-carboxylate
Reaction equation
[C:26](=[O:27])([O:28][C:29]([CH3:30])([CH3:31])[CH3:32])[N:33]1[CH2:34][CH2:35][C:36](=[O:39])[CH2:37][CH2:38]1.[CH2:40]1[CH2:41][NH:42][CH2:43][CH2:44]1.[CH3:45][OH:46].[NH:1]1[CH2:2][CH2:3][C:4]2([CH:5]=[CH:6][c:7]3[cH:8][cH:9][cH:10][cH:11][c:12]3[O:13]2)[CH2:14][CH2:15]1.[OH:16][c:17]1[c:18]([C:23]([CH3:24])=[O:25])[cH:19][cH:20][cH:21][cH:22]1>>[O:16]1[c:17]2[c:18]([cH:19][cH:20][cH:21][cH:22]2)[C:23](=[O:25])[CH2:24][C:36]12[CH2:35][CH2:34][N:33]([C:26](=[O:27])[O:28][C:29]([CH3:30])([CH3:31])[CH3:32])[CH2:38][CH2:37]2
