Cm. Marson et al., LEWIS-ACID MEDIATED REACTIONS OF 2,3-EPOXYALCOHOLS - AN EFFICIENT STEREOCONTROLLED ROUTE TO POLYCYCLIC DIOLS, Tetrahedron, 49(45), 1993, pp. 10339-10354
2,3-epoxyalcohols are shown to undergo stereoselective reactions in th
e presence of tin tetrachloride. The resulting diols when treated with
acid are converted into polycyclic aromatic hydrocarbons or polycycli
c ketones.