Methanol → 6-Bromo-3-methyl-2',4',5',6'-tetrahydrospiro[chroman-2,3'-pyran]-4-one

HRID 112271

反応式

[Br:1][c:2]1[cH:3][cH:4][c:5]([OH:12])[c:6]([C:8]([CH2:9][CH3:10])=[O:11])[cH:7]1.[CH2:20]1[CH2:21][NH:22][CH2:23][CH2:24]1.[CH3:25][OH:26].[O:13]1[CH2:14][C:15](=[O:19])[CH2:16][CH2:17][CH2:18]1>>[Br:1][c:2]1[cH:3][cH:4][c:5]2[c:6]([cH:7]1)[C:8](=[O:11])[CH:9]([CH3:10])[C:15]1([CH2:14][O:13][CH2:18][CH2:17][CH2:16]1)[O:19]2