| 摘要 |
The invention relates to new (4-phenoxy-phenyl)-1,3,5-triazine derivatives of the formula <IMAGE> I in which R1 represents halogenoalkylthio, halogenalkylsulphinyl or halogenoalkylsulphonyl, R2 represents hydrogen, alkyl, alkoxy, alkoxyalkyl, alkylmercapto, halogen, halogenalkyl or an optionally substituted sulphamoyl, such as dialkyl, sulphamoyl, radical, R3 and R4 can be identical or different and represent hydrogen, alkyl, alkenyl or alkinyl and X is O or S, and their physiologically acceptable salts. The compounds have a very good coccidiostatic action and an excellent growth promoting action. Also included in the invention are compositions containing said compounds and methods for their preparation and use. |
