Oa. Lukyanov et Gv. Pokhvisneva, POLYNITROALKYL ESTERS OF ONN-AZOXYCARBOXYLIC ACIDS, Bulletin of the Russian Academy of Sciences, Division of Chemical Sciences, 41(7), 1992, pp. 1286-1288
Polynitroethylurethanes react smoothly with various nitroso compounds
in the presence of dibromoisocyanurate to give polynitroalkyl esters o
f ONN-azoxycarboxylic acids in a yield of 55-95 %.