88626-94-2Relevant articles and documents
Sigma Complexes in the Pyrimidine Series. 6. Reaction of 5-Nitro-2-methoxy- and 5-Nitro-4,6-dimethoxypyrimidines with the Acetylacetone Carbanion
Remennikov, G. Ya.,Kisilenko, A. A.,Cherkasov, V. M.
, p. 1109 - 1112 (2007/10/02)
Depending on the reaction conditions, the reaction of 5-nitro-2-methoxy- and 5-nitro-4,6-dimethoxypyrimidines with acetylacetone carbanion gives potassium salts of 5-nitrodiacetylmethylenepyrimidines or, as a result of recyclization of the pyrimidine ring, 5-nitro-2-hydroxyacetophenone.