The instant invention concerns certain .alpha.-heterocyclic ethanol amines wherein the amine group is substituted with various alkyl and unsaturated alkyl groups optionally further substituted with hydroxy, or alkoxy groups of the formula: ##STR1## These compounds are useful as growth promotion agents in animals.
本发明涉及某些α-杂环
乙醇胺,其中胺基被各种烷基和不饱和烷基取代,可选择进一步用羟基或烷氧基取代的化合物,其
化学式为:##STR1##这些化合物可用作动物生长
促进剂。