A Desymmetrization Approach toward Highly Oxygenated <i>cis</i>-Decalins
作者:Alexey Gromov、Valentin Enev、Johann Mulzer
DOI:10.1021/ol900834c
日期:2009.7.2
The cis-decalin core 2 of the antibiotic branimycin has been prepared by desymmetrization of diepoxynaphthalene 4. The key steps involve two successive S(N)' opening of the oxa-bridges. An improved procedure for the synthesis of 4 is also described.