이 원료는 다음의 구조를 갖는 4급 암모늄염이다.

Benzenemethanaminium, N,N-dimethyl-N-[2-[2-[4-(1,1,3,3,-tetramethylbutyl)phenoxy]ethoxy]ethyl]-, chloride: Benzethonium Chloride is a quaternary ammonium salt. In the United States, Benzethonium Chloride may be used as an active ingredient in OTC drug products. When used as an active drug ingredient, the established name is Benzethonium Chloride.

本品は、次の化学式で表される４級アンモニウム塩である。