3-[Dimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azaniumyl]propane-1-sulfonate

3-[N,N-二甲基-[2-(2-甲基丙-2-烯酰氧基)乙基]铵]丙烷-1-磺酸内盐

Also known as: [2-(Methacryloyloxy)ethyl]dimethyl-(3-sulfopropyl)ammonium hydroxide, [2-(Methacryloyloxy)ethyl]dimethyl(3-sulfopropyl)ammonium hydroxide inner salt, 2-(Methacryloyloxy)ethyldimethyl(3-sulfonatopropyl)aminium, 2-(N-3-Sulfopropyl-N,N-dimethyl ammonium)ethyl methacrylate, 3-(N,N-dimethyl-N-(2-methacryloxyethyl)ammonium)propylsulphonic acid, N,N-Dimethyl-N-(2-methacryloyloxyethyl)-N-(3-sulfopropyl)ammonium betaine, N-(3-Sulfopropyl)-N-methacryloxyethyl-N,N-dimethylammonium betaine, dimethyl{2-[(2-methyl-1-oxoallyl)oxy]ethyl}(3-sulfopropyl)ammonium hydroxide, SPE, DMAPS, SBMA

3-[Dimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azaniumyl]propane-1-sulfonate (CAS 3637-26-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H21NO5S and a molecular weight of 279.35300 g/mol. It is also known as [2-(Methacryloyloxy)ethyl]dimethyl-(3-sulfopropyl)ammonium hydroxide, [2-(Methacryloyloxy)ethyl]dimethyl(3-sulfopropyl)ammonium hydroxide inner salt and 2-(Methacryloyloxy)ethyldimethyl(3-sulfonatopropyl)aminium. Key property: a melting point of 150-155ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

3637-26-1

Jingsj CID

J-1107819-7

Molecular Formula

C₁₁H₂₁NO₅S

Chinese Name

3-[N,N-二甲基-[2-(2-甲基丙-2-烯酰氧基)乙基]铵]丙烷-1-磺酸内盐

Molecular Weight

279.35300 g/mol

Category

Organic Acids

Last updated

8/21/2026