Stearyl Trimethyl Ammonium Bromide
Also known as Octadecyltrimethylammonium bromide, Steartrimonium Bromide, ODTEA Br cpd
- CAS number
- 1120-02-1
- Molecular formula
- C21H46BrN
- Molecular weight
- 392.5 g/mol
- Catalogue number
- OS-17626
- Purity
- 99 %
- Grade
- Technical
- Form
- Powder
- Packing
- 25 kg
₹500 per kg
Documents
- Certificate of analysis (COA) On request
- Safety data sheet (MSDS) On request
Specifications
| CAS number | 1120-02-1 |
|---|---|
| Molecular formula | C21H46BrN |
| Molecular weight | 392.5 g/mol |
| IUPAC name | trimethyl(octadecyl)azanium bromide |
| InChIKey | SZEMGTQCPRNXEG-UHFFFAOYSA-M |
| SMILES | CCCCCCCCCCCCCCCCCC[N+](C)(C)C.[Br-] |
| MDL number | MFCD00043171 |
| PubChem CID | 70708 |
| Physical form | Powder |
|---|---|
| Appearance | White |
| Solubility | Aqueous, Organic Solvent |
| Purity | 99 % |
|---|---|
| Grade | Technical |
| Water content | < 1 % |
| Packaging size | 25 kg |
|---|
| Shelf life | 2 Years |
|---|
Description and applications
Stearyl Trimethyl Ammonium Bromide (also known as Steartrimonium Bromide or OTAB) is a cationic quaternary ammonium surfactant used as an antistatic, softening, and antimicrobial agent. [1, 2, 3]Physical and Chemical Properties
- Chemical Formula: C21H46BrN
- Molecular Weight: 392.5 g/mol
- CAS Number: 1120-02-1
- Appearance: White to yellowish powder, crystal, or paste
- Melting/Decomposition Point: Around 245 °C to 250 °C
- Solubility: Soluble in alcohol and hot water; forms copious foam when shaken
Applications
- Pharmaceutical
- Laboratory Use
More surfactants & quaternary ammonium compounds
All 9 surfactants & quaternary ammonium compounds-
Benzethonium Chloride
Hyamine, Phemeride
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CAS 139-08-2 C23H42ClN 98 % -
Butyl Pyridinium Bromide
1-Butylpyridinium bromide, N-Butylpyridinium bromide
CAS 874-80-6 C9H14BrN >=99 % -
Cetalkonium Chloride (Benzylcetyldimethylammonium Chloride)
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CAS 122-18-9 C25H46ClN -
99 %
-
Glycidyl Trimethyl Ammonium Chloride
2,3-Epoxypropyltrimethylammonium chloride, G-MAC
CAS 3033-77-0 C6H14ClNO 60 %
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