A short synthesis of a useful C19 heptaquinane
Abstract
A simple six-step route from endo-tetracyclo[5.5.1.02,6.010,13]tridecane-4,5,12-trione to heptacyclo[11.5.1.02,6.05,9.07,19.08,12.014,18]nonadec-14(18)-ene-3,10,17-trione, a heptaquinane closely related to dodecahedrane, is described.