Dodecyldimethylbenzylammonium chloride
Synonym(s):Benzododecinium chloride;Benzyldodecyldimethylammonium chloride
- CAS NO.：139-07-1
- Empirical Formula: C21H38ClN
- Molecular Weight: 339.99
- MDL number: MFCD00137276
- EINECS: 205-351-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-27 08:46:37
What is Dodecyldimethylbenzylammonium chloride?
Chemical properties
White fine crystalline powder
The Uses of Dodecyldimethylbenzylammonium chloride
Quaternary ammonium composition to treat herpes, pseudomonas, staph, hepatitis and other infectious diseases.
The Uses of Dodecyldimethylbenzylammonium chloride
Benzyldimethyldodecylammonium chloride, a quaternary ammonium compound (QAC), is a cationic surfactant that shows antimicrobial activity against Gram-negative bacterium Pseudomonas fluorescens. It can be used as a:
- corrosion inhibitor.
- synergist to increase the toxicity of the pesticide, indoxacarb against various pests.
- model for benzyltrialkylammonium salts to study the thermal degradation pathway of benzyl QACs.
What are the applications of Application
Benzyldimethyldodecylammonium chloride is a quaternary ammonium compound
Definition
ChEBI: Benzododecinium chloride is the organic chloride salt of benzododecinium. It has antiseptic and disinfectant properties, and used as a preservative in eye drop formulations. It has a role as an antiseptic drug, a disinfectant, an antifouling biocide and a surfactant. It is a quaternary ammonium salt and an organic chloride salt. It contains a benzododecinium.
Flammability and Explosibility
Not classified
Properties of Dodecyldimethylbenzylammonium chloride
| Melting point: | ~60 °C |
| Boiling point: | 162.7℃[at 101 325 Pa] |
| Density | 1.03[at 20℃] |
| vapor pressure | 0Pa at 20℃ |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | 866g/L in organic solvents at 20 ℃ |
| form | Solid |
| color | White to Off-White |
| Water Solubility | 2g/L at 20℃ |
| BRN | 3921689 |
| Stability: | Hygroscopic |
| InChI | InChI=1S/C21H38N.ClH/c1-4-5-6-7-8-9-10-11-12-16-19-22(2,3)20-21-17-14-13-15-18-21;/h13-15,17-18H,4-12,16,19-20H2,1-3H3;1H/q+1;/p-1 |
| CAS DataBase Reference | 139-07-1(CAS DataBase Reference) |
| EPA Substance Registry System | Dodecyl dimethyl benzyl ammonium chloride (139-07-1) |
Safety information for Dodecyldimethylbenzylammonium chloride
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Dodecyldimethylbenzylammonium chloride
| InChIKey | JBIROUFYLSSYDX-UHFFFAOYSA-M |
| SMILES | C1(=CC=CC=C1)C[N+](C)(C)CCCCCCCCCCCC.[Cl-] |
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