67673-45-4Relevant academic research and scientific papers
Heterocyclopolyaromatics, X: About the First Cyclohexaaromatic Compound with 'Face-to-Face' Arrangement of Two Aromatic Ringmembers
Lexy, Herbert,Kauffmann, Thomas
, p. 2749 - 2754 (2007/10/02)
Oxidative coupling with CuCl2 of dilithiated 1,4-di(1-pyrazolyl)benzene afforded 8,11:20,23-diethenotetrapyrazolotetraazacyclohexadecine (4, yield 48percent).The face-to-face arrangement of the benzene rings
