Product Name: DMPTSynonyms: (2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE;DMSP;DMPT;DIMETHYL-BETA-PROPIOTHETIN;DIMETHYLSULFONYL PROPIONATE;Dimethylsulfoniopropionate;s,s-Dimethyl-β-propionic acid thetine;(2-CARBOXYETHYL)DIMETHYLSULFONIUM CHLORIDE 98+% CAS: 4337-33-1 MF: C5H11ClO2S MW: 170.66 Product Categories: Iodonium Sulfonium & Oxonium Compounds;Sulfonium Compounds;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis mp 129 °C Chemical Properties White Solid Usage (2-Carboxyethyl)dimethylsulfonium Chloride is the hydrochloride salt of Dimethylsulfoniopropionate (D479360), a metabolite produced primarily by marine phytoplankton and is the main precursor to the c limatically important gas dimethylsulfide (DMS).