CAS Registry Number

CAS 80526-82-5 — Tetramethylammonium hydrogen sulfate

Tetramethylammonium hydrogen sulfate is a quaternary ammonium salt used as a phase-transfer catalyst and reagent in organic synthesis. It appears as a white crystalline solid, stable at ambient temperatures, and is classified as a warning hazard due to its corrosive nature. CAS: 80526-82-5, Molecular Formula: (CH3)4N(HSO4), Molecular Weight: 171.22 g/mol. Molekula supplies Tetramethylammonium hydrogen sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.