<i>Anti</i>‐ and <i>syn</i>‐Tricyclo [4.2.1.1^2,5]decane. Preliminary communication

Abstract

Abstract The two novel tricyclic C 10 H 16 compounds anti ‐ and syn ‐tricyclo [4.2.1.1 2,5 ]‐ decane ( 16 and 17 , respectively) were synthesized starting either from the photodimer 2 ( anti ) or the two cycloaddition products 8 ( anti ) and 9 ( syn ).