≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Tetradodecylammonium bromide (TDAB) is a quaternary ammonium salt consisting of positively charged nitrogen atoms attached to a long alkyl chain. It is commonly used as a surfactant and phase-transfer catalyst.
| Pubchem Sid | 504762298 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504762298 |
| Canonical Smiles | CCCCCCCCCCCC[N+](CCCCCCCCCCCC)(CCCCCCCCCCCC)CCCCCCCCCCCC.[Br-] |
| IUPAC Name | tetradodecylazanium;bromide |
| InChIKey | SMEFTBPJZGVAPK-UHFFFAOYSA-M |
| INCHI | 1S/C48H100N.BrH/c1-5-9-13-17-21-25-29-33-37-41-45-49(46-42-38-34-30-26-22-18-14-10-6-2,47-43-39-35-31-27-23-19-15-11-7-3)48-44-40-36-32-28-24-20-16-12-8-4;/h5-48H2,1-4H3;1H/q+1;/p-1 |
| Isomeric SMILES | CCCCCCCCCCCC[N+](CCCCCCCCCCCC)(CCCCCCCCCCCC)CCCCCCCCCCCC.[Br-] |
| WGK Germany | 3 |
| PubChem CID | 3014871 |
| Molecular Weight | 771.22 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic nitrogen compounds |
| Class | Organonitrogen compounds |
| Subclass | Quaternary ammonium salts |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Tetraalkylammonium salts |
| Alternative Parents | Organic bromide salts Hydrocarbon derivatives Amines Organic cations |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Tetraalkylammonium salt - Hydrocarbon derivative - Organic bromide salt - Organic salt - Amine - Organic cation - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as tetraalkylammonium salts. These are organonitrogen compounds containing a quaternary ammonium substituted with four alkyl chains. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 L2504598 | Certificate of Analysis | Nov 26, 2025 | T342749 |
| L2504599 | Certificate of Analysis | Nov 26, 2025 | T342749 |
| B2223615 | Certificate of Analysis | Dec 11, 2024 | T342749 |
| B2223601 | Certificate of Analysis | Feb 10, 2022 | T342749 |
| Sensitivity | Moisture sensitive. |
|---|---|
| Melt Point(°C) | 87-90° C |
| Molecular Weight | 771.200 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 44 |
| Exact Mass | 769.704 Da |
| Monoisotopic Mass | 769.704 Da |
| Topological Polar Surface Area | 0.000 Ų |
| Heavy Atom Count | 50 |
| Formal Charge | 0 |
| Complexity | 468.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 2 |
