Orthocyclophanes. 1. Synthesis and Charaterization of 4>- and 5>Orthocyclophanes and Bicyclic Biscyclophanes

Article abstract of DOI:10.1021/jo00041a007

<1₄>- and <1₅>orthocyclophanes have been designed, synthesized and characterized.Dimetalation of bis(2-bromophenyl)methane (14) to the corresponding dilithio reagent 21, followed by reaction with aromatic dialdehydes bis(2-formylphen