Electron delocalization in molecules containing formally orthogonal .pi. systems. Synthesis of 2,4,6,2',4',6'-hexa- tert-butyldiphenylacetylene and a study of its radical anion and dianion
Electron delocalization in molecules containing formally orthogonal .pi. systems. Synthesis of 2,4,6,2',4',6'-hexa- tert-butyldiphenylacetylene and a study of its radical anion and dianion