M. Ikeda et al., TRIETHYLBORANE-MEDIATED ATOM-TRANSFER CYCLIZATION OF N-ALLYLIC ALPHA-IODOACETAMIDES - A CONVENIENT SYNTHESIS OF BETA-IODOMETHYL-GAMMA-LACTAMS, Heterocycles, 45(5), 1997, pp. 863-866
In the presence of triethylborane, N-allylic alpha-iodoacetamides unde
rwent atom transfer cyclization to give beta-iodomethyl-gamma-lactams
in high yields.