Synthesis of cinnoline 1-oxides by the reaction of ortho-fluoronitrobenzenes with enediamines
作者:A. V. Vypolzov、D. V. Dar’in、P. S. Lobanov
DOI:10.1007/s11172-012-0123-5
日期:2012.4
Reaction of α-carbonylacetamidines existing in the enediamine tautomeric form with the substituted ortho-fluoronitrobenzene afforded products of the replacement of the fluorine by the α-C atom of amidine. The latter underwent cyclization into cinnoline 1-oxides on treatment with sodium hydride.