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DIMERIZATION OF BIRADICALOID HETEROCYCLIC COMPOUNDS. NITRO DERIVATIVES OF PYRROLOBENZIMIDAZOLE
Pozharskii, A. F.,Kuz'menko, T. A.,Bumber, A. A.,Klyuev, N. A.,Suslov, A. N.,et al.
, p. 150 - 159 (1984)
A new type of easily dimerized heterocyclic compound, viz., nitro derivatives of 2-phenylpyrrolobenzimidazole, was discovered.The reaction proceeds by heating the latter in acetic acid.A radical mechanism for the dimerization that takes into accoun
