1-allyl 2-acetylamino-6-O-benzyl-4-O-(2'-acetylamino-3'-O-benzyl-4',6'-O-benzylidene-2'-deoxy-β-D-glucopyranosyl)-2-deoxy-3-O-[(R)-1-(ethoxycarbonyl)ethyl]-α-D-glucopyranoside 在
(1,5-cyclooctadiene)[bis(methyldiphenylphosphine)]iridium(I) hexafluorophosphate 作用下,
以
四氢呋喃 为溶剂,
反应 2.5h,
以80%的产率得到1-propenyl 2-acetylamino-6-O-benzyl-4-O-(2'-acetylamino-3'-O-benzyl-4',6'-O-benzylidene-2'-deoxy-β-D-glucopyranosyl)-2-deoxy-3-O-[(R)-1-(ethoxycarbonyl)ethyl]-α-D-glucopyranoside