| 摘要 |
Compounds of formula (I) <CHEM> or organic or 5<1>-phosphate esters and salts thereof wherein n has a value from 1 to 6 and R is a methyl, substituted or unsubstituted phenyl, phenoxy or phenylthio group or an alkoxy or alkylthio group or a group -C=C-R<5> or -(CH=CH)MR<5> wherein R<5> is a substituted or unsubstituted phenyl group and m has the value 1 or 2, are active against coccidia. Processes for the production of such compounds by chemical and enzymatic methods, intermediates in the processes and pharmaceutical formulations and dosage regimes are also described. |
