The chemical Dansyl-Glu-Gly-Arg-chloromethylketone has a known molecular formula of C26-H36-Cl-N7-O7-S. Synonyms may include: Dansylglutamyl-glycyl-arginine chloromethyl ketone, Dansyl-ggack, Dansyl-glu-gly-arg-chloromethyl ketone, 1,5-Dansyl-L-glutamylglycyl-L-arginine chloromethyl ketone, Degr-CK, Dggacmk, 5-Dimethylaminonaphthalene-1-sulfonylglutamyl-glycyl-arginine chloromethyl ketone, EGRck (ChemID).