Mono-, di- and tri-esters of 3-(hydroxy or hydroxymethyl)-4-hydroxy-.alpha.-(aminomethyl)benzyl alcohols, obtained by methods involving reduction of the corresponding mono- and di-ester ketones, are useful for producing sympathomimetic effects, such as bronchodilation, of long duration with low cardiovascular stimulating effect, in warm-blooded mammals.
3-(羟基或羟甲基)-
4-羟基-α-(
氨甲基)
苄基醇的单酯、二酯和三酯,通过涉及还原相应的单酯和二酯酮的方法获得,对于在恒温哺乳动物中产生交感兴奋效果,如支气管扩张,具有低心血管刺激作用的长效果是有用的。