Synthesis of o-quinones of 3H-benz[e]indole
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4,5-Dioxo-4,5-dihydro-3H-benz[e]indole derivatives were synthesized from 3-nitro-o-naphthoquinones with keto enol residues in the 4 position. One of these products was methylated at the nitrogen atom of the pyrrole ring. The N-methyl derivative was used for the synthesis of a phenazine.
KeywordsNitrogen Methylated Organic Chemistry Nitrogen Atom Indole
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