| 摘要 |
<p>Novel optically-active derivatives of 6-(m-aminophenyl)-2,3,5,6-tetrahydroimidazo2,1-b!thiazole(m-aminotetra misole!, which are useful anthelmintic agents, are disclosed, and also a process for the preparation thereof which comprises acylating the d1- or 1- form of 6-(m-aminophenyl)-2,3,5,6-tetrahydroimidazo- 2,1-b!thiazole(m-aminotetramisole) with a halonicotinic acid or a functional equivalent thereof.</p> |
