Salbutamol EP Impurity J Catalogue S230550 CAS 41489-89-8 M.W 237.30 36.46 M.F C13H19NO3.HCl Specifications FAQs Synonyms: 2-(tert-butylamino)-1-(4-hydroxy-3-(hydroxymethyl)phenyl)ethanone hydrochlorideCAS No.: 41489-89-8;156547-62-5(free base)