Concurrent stepwise and concerted substitution reactions of 4-methoxybenzyl derivatives and the lifetime of the 4-methoxybenzyl carbocation

Article abstract of DOI:10.1021/ja00182a009

The rates of reaction of 4-methoxybenzyl chloride, pentafluorobenzoate, and 3,5-dinitrobenzoate in 50:50 (v/v) trifluoroethanol/water are zero order in the concentration of azide ion. These reactions give good yields of the azide adduct from trapping of t