A practical synthesis of d,l-dibenzocyclooctadiene lignans, d,l-deoxyschizandrin, d,l-wuweizisu C, and their stereoisomers.
作者:TETSUYA TAKEYA、TORU OKUBO、SHOICHI NISHIDA、SEISHO TOBINAGA
DOI:10.1248/cpb.33.3599
日期:——
Several (±)-dibenzocyclooctadiene lignans, (±)-deoxyschizandrin (2a), (±)-wuweizisu C (2b), and their stereoisomers 3a, 3b, and 3b-TBC, were synthesized stereospecifically from corresponding phenylacetones 5a and 5b in four steps.
通过四个步骤从相应的苯丙酮 5a 和 5b 立体定向合成了几种 (±)-dibenzocyclooctadiene lignans,即 (±)-deoxyschizandrin (2a)、(±)-wuweizisu C (2b),以及它们的立体异构体 3a、3b 和 3b-TBC。