Acta chemica scandinavica

Convenient Synthesis of 4-Methoxy-3-nitro-1, 2-benzenediamine and its Conversion into 6-Methoxy-5-nitroquinoxalines

S Grivas, W Tian

Index: Grivas, Spiros; Tian, Wei Acta Chemica Scandinavica, 1992 , vol. 46, # 11 p. 1109 - 1113

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Abstract

4-Methoxy '3-nitro-1, 2-benzenediamine (6) has been prepared through nitration of 5- methoxy-2, 1, 3—benzoselenadiazole, followed by reductive removal of the selenium. Cyclocondensation of 6 with wdicarbonyl compounds afforded the title quinoxalines, some