Synthesis of Precursors to Model Styrene/Methyl Methacrylate Copolymer Radicals. α,α'-Bis(methoxycarbonyl)azoalkanes

Article abstract of DOI:10.1021/jo00006a014

Several symmetrical α,α'-bis(methoxycarbonyl)azoalkanes 4 were prepared in high yield in two steps from the appropriate α-amino esters 13, or in five steps from 4-substituted 4-phenyl-2-butanones 10.The sequence involves the generation, separation, and pu