Synonyms: Benzoicacid, p-hydroxy-, 4-(diethylamino)butyl ester, ethyl carbonate, hydrochloride(7CI); Carbonic acid, ethyl ester, ester with 4-(diethylamino)butylp-hydroxybenzoate hydrochloride (8CI); 1-Butanol, 4-(diethylamino)-,p-hydroxybenzoate (ester) ethyl carbonate (ester), hydrochloride (8CI); Benzoicacid, p-hydroxy-, 4-(diethylamino)butyl ester, ethyl carbonate (ester),hydrochloride (8CI)