Cm. Marson et al., CONSTRUCTION OF POLYFUNCTIONALIZED 7-MEMBERED RINGS BY THE CYCLIZATION OF 2,3-EPOXY ALCOHOLS, Tetrahedron letters, 36(39), 1995, pp. 7145-7148
Acetylenic epoxy alcohol cyclizations provide an efficient stereocontr
olled construction of functionalized, dihydroxylated cycloheptanoid ri
ng systems.