CAS Registry Number

CAS 32503-27-8 — Tetrabutylammonium hydrogen sulfate (TBAHS)

Tetrabutylammonium hydrogen sulfate (TBAHS) is a quaternary ammonium salt widely used as a phase-transfer catalyst in organic synthesis, extraction processes, and electrochemical applications. It facilitates reactions between hydrophobic and hydrophilic reagents, improving yield and efficiency in laboratory and industrial settings. This chemical has a CAS number of 32503-27-8, with the molecular formula (CH3CH2CH2CH2)4N(HSO4) and a molecular weight of 339.53 g/mol. It is stored at ambient conditions and carries a **Danger** signal word due to its hazardous properties. Molekula supplies Tetrabutylammonium hydrogen sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Tetrabutylammonium hydrogen sulfate (TBAHS) for HPLC