71038-59-0Relevant academic research and scientific papers
SPIROCYCLIC MEISENHEIMER COMPLEXES. XIII. INTRAMOLECULAR NUCLEOPHILIC SUBSTITUTION OF THE NITRO GROUP DURING CYCLIZATION OF SOME o-HYDROXYPHENYLPICRAMIDES TO PHENOXAZINES
Knyazev, V. N.,Drozd, V. N.,Mozhaeva, T. Ya.
, p. 770 - 775 (2007/10/02)
The intramolecular nucleophilic cyclization of o-hydroxyphenylpicramides to the corresponding phenoxazines occurs without a previous Smiles rearrangement.If a methyl group is introduced into the picryl ring only the nitro group in the ortho (and not the p
