申请人:Hopkins Randall Bruce
公开号:US06841563B1
公开(公告)日:2005-01-11
Disclosed is a compound represented by structural formula (I): R1 is a substituted or unsubstituted aryl group. R2 and R3 are independently —H, a C1-C4 straight chained or branched alkyl group. R4 and R5 are independently —H, a C1-C4 straight chained or branched alkyl group or, taken together with the nitrogen atom to which each is bonded, a non-aromatic heterocyclic ring. Ring A and Ring B are independently further substituted with zero, one or two substituents. Physiologically acceptable salts of structural formula shown above are also included. Also disclosed is a method promoting growth, efficiency of feed utilization and/or production of lean body mass in a livestock animal. The method comprises administering to the animal an effective amount of one or more compounds represented by the structural formula as shown or a physiologically acceptable salt thereof.
本申请揭示了一种由结构式(I)表示的化合物:R1是取代或未取代的芳基;R2和R3独立地为-H、C1-C4直链或支链烷基;R4和R5独立地为-H、C1-C4直链或支链烷基,或者与其键合的氮原子一起形成非芳香杂环环。环A和环B独立地进一步取代为零、一个或两个取代基。还包括上述结构式的生理上可接受的盐。本申请还揭示了一种促进家畜动物生长、饲料利用效率和/或瘦体重生产的方法。该方法包括向动物投与所述结构式所示的一个或多个化合物或其生理上可接受的盐的有效量。