SYnthesis and absolute configuration of (−)-pentalenolactone E methyl ester
作者:Kenji Mori、Masahiro Tsuji
DOI:10.1016/s0040-4020(88)90019-1
日期:1988.1
synthesized as its levorotatory Me ester1 starting from (+)-2-ethoxycarbonyl-7,7-ethylenedioxybicyclo[3.3.0]octan-3-one3, which was obtained by treating (±)-3 with baker's yeast. The absoluteconfiguration of pentalenolactone E Me ester was established as depicted in1.