1(2H)-Pyrimidineacetic acid, 3-butyl-5-(5-(1-butyl-3-(carboxymethyl)hexahydro-2,4,6-trioxo-5-pyrimidinyl)-2,4-pentadienylidene)tetrahydro-2,4,6-trioxo-, ion(1-), sodium, disodium salt 63059-35-8 EINECS 263-813-1 Trisodium 3-butyl-5-(5-(1-butyl-3-(carboxylatomethyl)-1,2,3,4-tetrahydro-6-oxido-2,4-dioxo-5-pyrimidinyl)penta-2,4-dienylidene)tetrahydro-2,4,6-trioxo-2H-pyrimidine-1-acetate