SEARCH Articles Figures Tables 5- dibenzo Amide-containing dibenzo-16-crown DIBENZO-18-CROWN-6 POLYETHER Dibenzo crown properties Dibenzo crown synthesis Dibenzo- 16-crown-5 compounds, transport Dibenzo-18-crown alkali metal complexes Dibenzo-18-crown polymer supported Dibenzo-18-crown-6 ether Dibenzo-18-crown-6 ether phase transfer catalyst Dibenzo-18-crown-6: adduct-forming Dibenzo-27-crown-9 derivatives Rotaxane/dibenzo-24-crown-8 macrocycle Syntheses of Dibenzo and Dicyclohexano-18-Crown