(E)-1,4,5,6-Tetrahydro-1-methyl-2-(2-(2-thienyl)vinyl)pyrimidine citrate (1:1) 5685-86-9 EINECS 227-154-3 Pyrantel citrate Pyrimidine, 1,4,5,6-tetrahydro-1-methyl-2-((1E)-2-(2-thienyl)ethenyl)-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1)