Formation of lactones via a radical ring closure mechanism
作者:Athelstan L. J. Beckwith、Paul E. Pigou
DOI:10.1039/c39860000085
日期:——
Suitable alkenoyloxymethyl iodides or selenides are converted into lactones upon treatment with tributyl-stannane or -germane; the reaction involves highly regioselective and stereoselective ringclosure of alkenoyloxymethyl radicals (1).