[(3aS,4S,6R,6aR)-4-(1,3-diphenylimidazolidin-2-yl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]methyl 4-methylbenzenesulfonate 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以92%的产率得到2-[(3aS,4S,6R,6aR)-2,2,6-trimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]-1,3-diphenylimidazolidine