Synonyms: Benzoicacid, 4-(butylamino)-2-hydroxy-, 2-(diethylamino)ethyl ester, monohydrochloride(9CI); Ethanol, 2-diethylamino-, 4-butylaminosalicylate, hydrochloride (6CI);Salicylic acid, 4-(butylamino)-, 2-(diethylamino)ethyl ester, monohydrochloride(8CI); Bronchiocain; Bronchocain; Bronchocaine; Paraesin; S 650; Wofacain A;p-Butylaminosalicylic acid diethylaminoethyl ester hydrochloride