ChemInform Abstract: Synthesis of 6,7-Bis(trifluoromethyl)-8-substituted Pteridine-2,4(1H,3H)-dione (Lumazine) Hydrates from 4,5-Diaminouracil Hydrochlorides and Perfluorobutane- 2,3-dione. Stabilization of the Transmolecular Covalent Hydrates of 8-SubstiCUSHMAN, M.; WONG, W. C.; BACHER, A. · Chemischer Informationsdienst · 1986