Anti-coccidal agents 1-[4-(benzothia- or -oxazol-2-ylthio- or -2-yloxy)phenyl]-1,3,5-triazine-2,4,6-(1H,3H,5H)-trione derivatives, compositions, and method of use thereof

摘要

1-[4-(Benzothia- or -oxazol-2-ylthio- or -2-yloxy)phenyl]-1,3,5-triazine-2,4,6(1H,3H,5H)-triones of the formula <IMAGE> in which R is lower alkyl, R1 and R2 each independently is hydrogen, halogen, alkyl or alkoxy, R3 and R4 each independently is hydrogen, halogen, alkyl, alkoxy, alkylthio, fluoroalkyl, fluoroalkoxy or fluoroalkylthio, and X and Y each independently is sulphur or oxygen, or salts thereof, combat coccidioses, especially in poultry.