摘要 |
<p>The invention relates to novel phenylcarbamoylbarbituric acid derivatives of the formula <IMAGE> wherein R min , R sec , R1 and R2 are each independently hydrogen, C1-C5 alkyl, C2-C5 alkenyl or the cyclopropyl radical, with the proviso that R1 and R2 may not simultaneously be hydrogen, and the tautomers and salts thereof. Together with suitable carriers and adjuvants, these compounds may be used as anthelmintics and insecticides for controlling helminths which are parasites of animals and insects that feed on keratin.</p> |