CAS Registry Number

CAS 75-57-0 — Tetramethylammonium chloride (TMACL)

Tetramethylammonium chloride (TMACL) is a quaternary ammonium salt widely used as a phase-transfer catalyst in organic synthesis, a surfactant in detergents, and a reagent in biochemical research. It appears as a white, hygroscopic solid with high solubility in water and polar solvents. Catalogue details: CAS 75-57-0, molecular formula (CH3)4NCl, molecular weight 109.60 g/mol, and requires ambient storage. The product carries a **Danger** signal word due to its corrosive and hazardous nature. Molekula supplies Tetramethylammonium chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.