Alkali metal ion mediated cyclization of 4,4′-(3,6-dioxaocta-1,8-diyloxy)-bis(benzophenone)
作者:Mark D. Ferguson、Jared A. Butcher
DOI:10.1016/s0040-4039(00)79209-4
日期:1993.6
The effect of alkali metal ions on the ratio of cyclization to polymer formation was investigated. The presence of potassium ions enhances the formation of macrocycles, while lithium ions suppress the reaction.