Esters, ethers, carbonates and carbamates of 1-indolizinols and azaind
olizinols exhibit a profound inhibition of lipid peroxidation in vitro
. The antioxidants were prepared by cyclization of pyridines and diazi
nes with diphenylcyclopropenone followed by introduction of the O-subs
tituent. (C) 1998 Elsevier Science Ltd. All rights reserved.