1-benzyloxymethyl-2,5-dihydro-3-[1-(3,4-di-O-benzyl-2,6-di-O-tosyl-β-D-glucopyranos-1-yl)-indol-3-yl]-4-[pyrrolo[2,3-b]pyridin-3-yl]-pyrrole-2,5-dione 在
碘 作用下,
以
苯 为溶剂,
反应 1.0h,
以60%的产率得到[(2R,3R,4S,5R,6R)-6-[12,14-dioxo-13-(phenylmethoxymethyl)-3,5,13,23-tetrazahexacyclo[14.7.0.02,10.04,9.011,15.017,22]tricosa-1,4(9),5,7,10,15,17,19,21-nonaen-23-yl]-5-(4-methylphenyl)sulfonyloxy-3,4-bis(phenylmethoxy)oxan-2-yl]methyl 4-methylbenzenesulfonate