The synthesis of four derivatives of phenylbutazone with one or two hydroxy groups in the phenyl nuclei is described, among them p-hydroxy-phenylbutazone [1-(p-hydroxyphenyl)-2-phenyl-4-n-butylpyrazolidine-3,5-dione] (II) which is one of the metabolites of phenylbutazone in man.
描述了在苯基核中具有一个或两个羟基的苯基丁a的四种衍
生物的合成,其中对羟基苯丁but [1-(对羟基苯基)-2-苯基-4-正丁基
吡唑烷-3,5- [二酮](II),是人体内苯基丁but的代谢产物之一。