Sodium methanesulfonate
Sodium methanesulfonate (CAS: 2386-57-4) is the sodium salt of methanesulfonic acid, a strong organic acid whose salt combines high water solubility with excellent thermal and chemical stability. This white crystalline compound serves as a convenient source of the methanesulfonate anion in chemical synthesis, electrochemistry, and specialty formulations. In organic synthesis, it functions as a mild base, nucleophile precursor, or phase-transfer-compatible counterion for preparing sulfonate esters and related derivatives. The electroplating industry employs methanesulfonate salts in high-speed tin, lead, and alloy plating baths where their solubility and conductivity support efficient metal deposition. It also finds use as a catalyst component in esterification reactions and as an intermediate for specialty surfactants and ionic liquids. With its non-oxidizing character and minimal corrosivity compared to halide salts, sodium methanesulfonate is a practical reagent for environmentally conscious process design.
– Electroplating Electrolytes: Used in methanesulfonate-based plating baths for tin, tin-lead, and alloy deposition offering high current efficiency and fine-grained deposits.
– Organic Synthesis: Serves as a methanesulfonate source and mild base for sulfonylation reactions and preparation of mesylate intermediates.
– Esterification Catalysis: Applied as a catalyst component in esterification and transesterification processes for fragrance and plasticizer production.
– Specialty Chemical Manufacturing: Employed as an intermediate for ionic liquids, conductive salts, and specialty surfactant synthesis.
Product Name: Sodium methanesulfonate
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