Tetramethylammonium Hydrogen Sulfate Monohydrate
Tetramethylammonium Hydrogen Sulfate Monohydrate (CAS: 103812-00-6) is a quaternary ammonium salt combining the tetramethylammonium cation with the acidic hydrogen sulfate anion. This crystalline compound serves as a phase transfer catalyst in biphasic organic reactions, shuttling reactants between aqueous and organic phases to accelerate nucleophilic substitutions, alkylations, and oxidations. The weakly acidic hydrogen sulfate anion provides mild protonic activity useful in acid-catalyzed transformations under phase transfer conditions. It also functions as an electrolyte component in electrochemical systems, as a template agent in zeolite synthesis, and as an ion-pair reagent in analytical separations. The tetramethylammonium cation offers high solubility in both aqueous and polar organic media with minimal steric hindrance. With its dual catalytic and ionic functionality, this salt supports efficient synthetic transformations and materials preparation across laboratory and industrial settings.
– Phase Transfer Catalysis: Used to catalyze biphasic reactions including alkylations, nucleophilic substitutions, and oxidations by transporting anions into organic phases.
– Zeolite Synthesis: Serves as a structure-directing template agent in hydrothermal crystallization of molecular sieves and mesoporous materials.
– Electrochemical Applications: Applied as a supporting electrolyte in non-aqueous electrochemistry and in capacitor research.
– Analytical Separations: Employed as an ion-pairing reagent in chromatographic separations of acidic and polar compounds.
Product Name: Tetramethylammonium Hydrogen Sulfate Monohydrate
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