benzyl (1S,2S,3S,4S,4aR,11bS)-1-hydroxy-2,3,4-tris(methoxymethoxy)-2,3,4,4a,6,11b-hexahydro-1H-[1,3]dioxolo[4,5-j]phenanthridine-5-carboxylate 、
氯甲基甲基醚 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
以0.44 g的产率得到benzyl (1S,2S,3S,4S,4aR,11bS)-1,2,3,4-tetrakis(methoxymethoxy)-2,3,4,4a,6,11b-hexahydro-[1,3]dioxolo[4,5-j]phenanthridine-5(1H)-carboxylate