Dimethyloctadecyl[3-(trimethoxysilyl)propyl]ammonium chloride

二甲基十八烷基[3-(三甲氧基硅基)丙基]氯化铵

Also known as: N,N-Dimethyl-N-[3-(trimethoxysilyl)propyl]octadecan-1-aminium chloride, 1-Octadecanaminium, N,N-dimethyl-N-[3-(trimethoxysilyl)propyl]-, chloride (1:1), Octadecyldimethyltrimethoxysilylpropylammonium chloride, DC-5700, Dow Corning Q9-6346, AY-43-021, 3-(trimethoxysilyl)propyldimethyloctadecylammonium chloride, EINECS 248-595-8, MFCD00054224, trimethoxy-silylquats, DOWCORNING5700HYDROLYSATE, AEM Q9-6346, DMOAP, 18K1&1&3-SI-O1&O1&O1 &&Cl-, DiMethyloctadecyl[3-(triMethoxysilyl)propyl]aMMoniuM chloride, 60 wt.% solution in MeOH

Dimethyloctadecyl[3-(trimethoxysilyl)propyl]ammonium chloride (CAS 27668-52-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C26H58ClNO3Si and a molecular weight of 496.282 g/mol. It is also known as N,N-Dimethyl-N-[3-(trimethoxysilyl)propyl]octadecan-1-aminium chloride, 1-Octadecanaminium, N,N-dimethyl-N-[3-(trimethoxysilyl)propyl]-, chloride (1:1) and Octadecyldimethyltrimethoxysilylpropylammonium chloride. Key properties include a boiling point of 22.3 °C, a density of 0.89 g/mL at 20 °C(lit.) and a flash point of 93 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

27668-52-6

Jingsj CID

J-1098347-2

Molecular Formula

C₂₆H₅₈ClNO₃Si

Chinese Name

二甲基十八烷基[3-(三甲氧基硅基)丙基]氯化铵

Molecular Weight

496.282 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026