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Iron exchanged molybdophosphoric acid as an efficient heterogeneous catalyst for the synthesis of quinoxalines

✍ Scribed by K.T. Venkateswara Rao; P.S. Sai Prasad; N. Lingaiah

Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
547 KB
Volume
312
Category
Article
ISSN
1381-1169

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## Abstract magnified image A series of quinoxaline derivatives have been synthesized in excellent yields by the condensation of 1,2‐diketones and 1,2‐phenylenediamines in the presence of a catalytic amount of NbCl~5~ at room temperature in short times. J. Heterocyclic Chem., (2010).