UNUSUAL ACETONE SOLVATION OF A LONGIBORNANE-BASED C-3 CARBONYL IN NEIGHBOURING GROUP PARTICIPATION: UNIQUE REACTIVITY OF 12-BROMO-LONGIBORNANE-3,4-DIONE

Article abstract of DOI:10.1016/S0040-4020(01)87543-8

When 12-bromolongibornane-3,4-dione 6/ 12-oxytosyl-longibornane-3,4-dione 15 are exposed to aqueous alkali in acetone, a unique solvolysis-anhydroacetonebenzil type of aldol condensation takes place generating the novel longibornane-based cyclopentenone d