薄荷脑 、
3,4,6-tri-O-benzyl-2-benzyloxycarbonylamino-2-deoxy-α-D-glucopyranosyl dimethylphosphinothioate 在
triphenylmethyl perchlorate 4 A molecular sieve 、
碘 作用下,
以
苯 为溶剂,
以72%的产率得到[(2R,3R,4R,5S,6R)-4,5-Bis-benzyloxy-6-benzyloxymethyl-2-((1R,2S,5R)-2-isopropyl-5-methyl-cyclohexyloxy)-tetrahydro-pyran-3-yl]-carbamic acid benzyl ester