Medium-sized cyclophanes — Part 85: Benzylation by 8-(bromomethyl)[2.2]metacyclophanes. Through-space electronic interactions of [2.2]metacyclophane benzyl cations
TiCl4-mediated Friedel–Crafts benzylation of benzene with 8-(bromomethyl)[2.2]metacyclophanes to afford 8-benzyl[2.2]metacyclophanes is described. Substituent effect through space on the rate of th...