烯丙基三丁基锡 、
methyl 2,3,4,6-tetra-O-methyl-α-D-glucopyranosyl-(1->4)-2,3-di-O-methyl-6-O-phthalimido-β-D-glucopyranoside 在
偶氮二异丁腈 作用下,
以
苯 为溶剂,
反应 5.0h,
以44%的产率得到methyl 7,8,9-trideoxy-2,3-di-O-methyl-4-O-(2,3,4,6-tetra-O-methyl-α-D-glucopyranosyl)-L-glycero-β-D-gluco-non-8-enopyranoside