A nucleophilic attack reaction to 1,2-anhydro-β-D-manno-pyranose by indole derived organolithium reagents in the presence of BF3·OEt2 afforded isomers of C-aryl glycoside corresponds to the basic skeleton of C-linked mannosyl tryptophan, which is recently identified in human RNase.
在
BF3·OEt2存在下,
吲哚衍生的
有机锂试剂对1,2-脱
水-β-
D-甘露糖-
吡喃糖进行亲核攻击反应,得到C-芳基糖苷的异构体,对应于C-连接的
甘露糖基色
氨酸的基本骨架,最近在人类 RNase 中发现。