The chemical MK-2048 has a designated molecular formula of C21H21ClFN5O4 and a molecular weight of 461.878 g/mol. Synonyms may include: UNII-LJ8U884TM5, Pyrazino(1',2':1,5)pyrrolo(2,3-d)pyridazine-4-carboxamide, 2-((3-chloro-4-fluorophenyl)methyl)-8-ethyl-1,2,6,7,8,9-hexahydro-10-hydroxy-N,6-dimethyl-1,9-dioxo-, (6S)- (ChemID).