29764-29-2Relevant academic research and scientific papers
BIPHENYLENES AND HETEROCYCLIC ANALOGUES OF BIPHENYLENE. PART III. PREPARATION OF PYRAZINE AND QUINOXALINE ANALOGUES OF BIPHENYLENE BY NITROGEN EXTRUSION.
Kanoktanaporn, Santhi,MacBride, J. A. Hugh
, p. 2941 - 2949 (2007/10/02)
Flash vacuum pyrolysis of pyrazinocinnolines (8), obtained by condensing 3,4-diaminocinnoline with α-dicarbonyl compounds, gives 1,4-diazabiphenylenes.Condensation of 3,4-dibromocinnoline with o-phenylenediamine, and oxidation of the isolable dihydrointer
