1,2,3,4-Tetrahydro-1,4,5,8-tetraazaanthracene revisited: properties and structural evidence of aromaticity loss

Arnault Heynderickx, Sébastien Nénon, Olivier Siri, Vladimir Lokshin and Vladimir Khodorkovsky

Beilstein J. Org. Chem. 2019, 15, 2059–2068. doi:10.3762/bjoc.15.203

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Supporting Information File 1: Experimental and calculated IR spectra of 3, UV–vis absorption spectra of 3 in toluene and its fitting with Pekarian function, NMR spectra.
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