methyl 2,3-di-O-benzyl-4,6-dideoxy-4-hydroxyimino-α-D-glucopyranoside 、 2-O-benzoyl-3,4,6-tri-O-benzyl-D-glucopyranosyl ortho-(hex-1-ynyl)benzoate 在
trifluoromethanesulfonyloxy(triphenylphosphine)gold(I) 作用下,
以
二氯甲烷 为溶剂,
反应 3.0h,
以76%的产率得到methyl 2,3-di-O-benzyl-4,6-dideoxy-4-(2'-O-benzoyl-3',4',6'-tri-O-benzyl-β-D-glucopyranosyl-(E)-hydroxyimino)-α-D-glucopyranoside