作者:Christina M.J. Fox、Roger N. Hiner、Ulhas Warrier、James D. White
DOI:10.1016/0040-4039(88)85048-2
日期:1988.1
derivative of (3S,4R,5S)-3,5-dimethyl-4-t-butyldimethyl silyloxy-1-heptyne, prepared from (2S)-2-methylbutanol, to give a carbinol that was converted in four steps to the spiroketal segment of avermectin B1a.
由Laevoglucosan制备的(3S,5S)-5,6-二羟基-3-对甲氧基苄氧基己醛的丙酮化物与(3S,4R,5S)-3,5-二甲基-4-叔丁基二甲基铈衍生物反应由(2S)-2-甲基丁醇制得的甲硅烷氧基-1-庚炔,得到的甲醇经四步转化为阿维菌素B 1a的螺酮段。