... Faraday Sac., 61, 1722 (1965); J. R. hlajer, D. Phillips, and J. C. Robb, ibid., 61, 110 (1965)l. (IO) Although rate constants are not available for the oxidation of cyclo- hexadienyl-type radicals by Pb(IV), the structural correlations of Koch@-d ... The Journal of Organic Chemistry ...