The singlet oxygen conversion of oxazoles to triamides. Application in the synthesis of (±)-pyrenolide C. assignment of stereochemistry.
作者:Harry H. Wasserman、K.Spencer Prowse
DOI:10.1016/s0040-4020(01)80489-0
日期:——
Pyrenolide C has been synthesized for the first time using an oxazole template to construct the framework of the ten-membered unsaturated lactone system. The stereochemical assignment of the allylic alcohol substituent, based on the mode of synthesis, has been confirmed by NMR studies.
使用
恶唑模板首次合成了
吡喃内
酯C,以构建十元不饱和内
酯体系的框架。基于合成方式的
烯丙基醇取代基的立体
化学分配已经通过NMR研究得到证实。