Benzethonium Chloride
Hyamine
- CAS
- 121-54-0
- EC
- 204-479-9
- Sectors
- Pharma & Healthcare, Personal Care & Cosmetics
Benzethonium Chloride (CAS 121-54-0) is a quaternary ammonium antiseptic that appears as a white powder and dissolves in water and alcohol, used in surface and hand disinfectants, as a preservative in cosmetics, and in pharmaceutical antiseptic preparations. Density 0.99 g/cm³, melting point 162-164°C, soluble in water and alcohol; quaternary ammonium antiseptic.
Typical Properties
| Molecular formula | C27H42NO2.Cl |
|---|---|
| Molecular weight | 448.08 g/mol |
| Appearance | White Powder |
| Form | Liquid |
| Color | White |
| Odor | Odorless |
| Melting point | 164-166 °C |
| Boiling point | 162°C[at 101 325 Pa] |
| Density | 0.998 g/mL at 20 °C |
| Water solubility | 1-5 g/100 mL at 18 °C |
| pH | 5.5-7.5 (25°C, 0.1M in H2O) |
| GHS signal word | Danger · Corrosive, Acute toxicity, Irritant / harmful, Environmental hazard |
| HS code | 29239000 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Benzethonium Chloride
Applications
Used in disinfectants for surfaces and hands; cosmetics as preservative; pharmaceuticals for antiseptics; in personal care for soaps; in veterinary for cleaning; in research for microbiology.
Safety & Risks
Irritant to eyes/skin; toxic if swallowed causing nausea. Avoid ingestion; stable. Use PPE; no major risks but ventilate to avoid vapors.
Packaging
Packaged in 25kg plastic drums with secure lids; store in dry, ventilated are.