Tetrapropyl Ammonium Bromide
TPABr
- CAS
- 1941-30-6
- EC
- 217-727-6
- Sectors
- Home Care & Industrial Cleaning, Pharma & Healthcare
Tetrapropyl Ammonium Bromide (CAS 1941-30-6) is a quaternary ammonium salt that appears as white crystals or crystalline powder and serves as a phase-transfer catalyst in organic synthesis, an ion-pair agent in chromatography and a surface-active agent in cleaning and disinfectant formulations. Melting point 266-272°C, density 1.4 g/cm³, highly soluble in water, weakly acidic solutions; quaternary ammonium salt, hygroscopic, incompatible with strong oxidizers.
Typical Properties
| Molecular formula | C12H28N.Br |
|---|---|
| Molecular weight | 266.26 g/mol |
| Appearance | white crystals or crystalline powder |
| Form | Crystals or Crystalline Powder |
| Color | White |
| Odor | Odorless |
| Melting point | 114-116 °C |
| Water solubility | 100 g/L |
| pH | 5-7 (100g/l, H2O) |
| HS code | 29239000 |
| Grades available | Technical Grade |
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.
Tetrapropyl Ammonium Bromide
Applications
Used as phase-transfer catalyst in organic synthesis; ion-pair agent in chromatography; surface-active agent, solvent, intermediate, conditioner, antistatic, detergent sanitizer, softener for textiles/paper, antimicrobial, disinfectant, slimicidal/emulsifying agent, pigment disperser; structure-directing agent in zeolite synthesis.
Safety & Risks
Irritant to skin/eyes/respiratory; harmful if swallowed; combustible, avoid oxidizers; may cause allergic skin reactions or long-term organ effects. Low toxicity but handled with PPE, ventilate; stable but combustible; no specific hazard class listed, but follow quaternary ammonium safety protocols carefully.
Packaging
Packaged in 5g, 25g, or 100g glass bottles for analytical use, or 25kg fiber drums.