Royal Society of Chemistry, CrystEngComm, 2(20), p. 237-244
DOI: 10.1039/c7ce01945a
Full text: Unavailable
We report the crystal structures of four new squaric acid derivatives, i.e. three polymorphs of 3,4-bis((2-(dimethylamino)ethyl)amino)cyclobut-3-ene-1,2-dione (1a–c) and a cocrystal with resorcinol. A DFT study has been also carried out to investigate the supramolecular assemblies.