Tetramethylammonium 4-methylbenzenesulfonate - CAS 3983-91-3

Tetramethylammonium p-toluenesulfonate is a quaternary ammonium compound classified as an alkylammonium salt. It is extensively utilized as a phase transfer catalyst in organic synthesis, aiding in the transfer of reactants between immiscible phases. Additionally, it serves as a surfactant, emulsifier, or stabilizer in various industrial applications. Its unique chemical properties make it a crucial component in the production of pharmaceuticals, agrochemicals, and materials science products.

3983-91-3

C11H19NO3S

245.34

O=S(=O)([O-])C1=CC=C(C=C1)C.C[N+](C)(C)C

-20°C

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