6,8-Di-O-Benzyl-3-C-(benzyloxymethyl)-3,5,7,9-tetradeoxy-1,2:10,11-di-O-isopropylidene-5,7,9-tri-C-methyl-α-D-glycero-D-altro-L-talo-undecofuranose-(1,4) 、
2,2-二甲氧基丙烷 在
溶剂黄146 作用下,
以
丙酮 为溶剂,
反应 1.5h,
以87%的产率得到6,8-Di-O-Benzyl-3-C-(benzyloxymethyl)-3,5,7,9-tetradeoxy-1,2-O-isopropylidene-5,7,9-tri-C-methyl-α-D-glycero-D-altro-L-talo-undecofuranose-(1,4)