Fig. 4: UV-vis absorptions and electrochemistry.
From: Solution-synthesized stable triaza[4]triangulene triradical with a quartet ground state

a UV–vis absorption spectra of 1 (red) and precursor 6 (gray) in toluene; b Cyclic voltammetry (CV, red) and differential pulse voltammetry (DPV, blue) profiles of 1 in o-dichlorobenzene/acetonitrile with n-Bu4NPF6 (0.1 M) as the supporting electrolyte.