反应详情

treating the reaction mixture containing the compound (VI) directly with water and reacting by stirring at 50°-100° C., preferably at 60°-80° C., to give 3(R,S)-hydroxy-1-methyl-4-(2,4,6-trimethoxyphenyl)-1,2,3,6-tetrahydropyridine (VII), and

1. additiontreating the reaction mixture