Synthesis of the oxazole- and diene-containing C9–C23 fragment of the type a streptogramin antibiotics
作者:Mikael Bergdahl、Robert Hett、Timothy L. Friebe、Anthony R. Gangloff、Javed Iqbal、Yinghui Wu、Paul Helquist
DOI:10.1016/s0040-4039(00)60128-4
日期:1993.11
The right-hand portion (3) of the type A streptogramin antibiotics was synthesized in non-racemic form through use of a Horner-Wadsworth-Emmons reaction for diene construction, an asymmetric aldol condensation, and a zinc-promoted oxazole addition reaction.
通过使用用于二烯构建的霍纳-沃兹沃思-埃蒙斯反应,不对称的羟醛缩合和锌促进的恶唑加成反应,以非消旋形式合成了A型链霉菌素抗生素的右侧部分(3)。