Restricted Rotation Involving the Tetrahedral Carbon. XXXVI. Stereodynamics of 9-(2-Methylbenzyl)triptycene Derivatives

Article abstract of DOI:10.1246/bcsj.54.481

DNMR study of a series of singly peri-substituted 9-(2-methylbenzyl)triptycene derivatives showed that the interconversion among the ap and +/-sc rotamers with the o-methyl group pointing outside the triptycyl skeleton occurs by two consecutive gear motio