[(2S,3R,4R,5S,6R)-2-methoxy-5-(4-methylphenyl)sulfonyl-3-phenylmethoxy-6-(trityloxymethyl)oxan-4-yl]methyl methanesulfonate 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以0.43 g的产率得到methyl 2-O-benzyl-3,4-dideoxy-3,4-cyclo-C-methylene-4-(4-methylphenyl)sulfonyl-6-O-triphenylmethyl-α-D-glucopyranoside