Dodecyldimethylbenzylammonium chloride
- CAS No.
- 139-07-1
- Chemical Name:
- Dodecyldimethylbenzylammonium chloride
- Synonyms
- 1227;DDBAC;DODECYL DIMETHYL BENZYL AMMONIUM CHLORIDE;benzododecinium chloride;BENZYLDIMETHYLDODECYLAMMONIUM CHLORIDE;DIMETHYLBENZYLLAURYLAMMONIUM CHLORIDE;c12-alkylbenzyldimethylammonium chloride;N-benzyl-N,N-diMethyldodecan-1-aMiniuM chloride;BenzyldodecyldiMethylaMMoniuM Chloride Dihydrate;OspintTAN
- CBNumber:
- CB7187647
- Molecular Formula:
- C21H38ClN
- Molecular Weight:
- 339.99
- MDL Number:
- MFCD00137276
- MOL File:
- 139-07-1.mol
- MSDS File:
- SDS
| Product description | Number | Pack Size | Price |
| Benzyldimethyldodecylammonium chloride ≥99.0% (AT) | 13380 | 10G | $227 |
| Benzyldimethyldodecylammonium chloride ≥99.0% (AT) | 13380 | 50G | $1060 |
| Benzyldodecyldimethylammonium Chloride Dihydrate >98.0%(HPLC)(T) | B2171 | 25g | $92 |
| Zephirol | Z343000 | 50g | $360 |
| N-Benzyl-N,N-dimethyldodecan-1-aminium chloride 95+% | 093515 | 5g | $101 |
| More product size | |||
| 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 |
| Cosmetics Ingredients Functions |
ANTISTATIC PRESERVATIVE |
| 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 |
| InChIKey | JBIROUFYLSSYDX-UHFFFAOYSA-M |
| SMILES | C1(=CC=CC=C1)C[N+](C)(C)CCCCCCCCCCCC.[Cl-] |
| LogP | 2.63 |
| CAS DataBase Reference | 139-07-1(CAS DataBase Reference) |
| FDA UNII | Y5A751G47H |
| EPA Substance Registry System | Dodecyl dimethyl benzyl ammonium chloride (139-07-1) |
| UNSPSC Code | 12352116 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() ![]() ![]() GHS05,GHS07,GHS09 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H302+H312-H314-H400 | |||||||||
| Precautionary statements | P260-P280-P301+P312+P330-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges | |||||||||
| Hazard Codes | C,N | |||||||||
| Risk Statements | 21/22-34-50-50/53 | |||||||||
| Safety Statements | 36/37/39-45-61-60-26 | |||||||||
| RIDADR | UN 3261 8/PG 3 | |||||||||
| WGK Germany | 2 | |||||||||
| RTECS | BO6821500 | |||||||||
| F | 3-10 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 29239000 | |||||||||
| Storage Class | 8A - Combustible corrosive hazardous materials | |||||||||
| Hazard Classifications | Acute Tox. 4 Oral Aquatic Acute 1 Aquatic Chronic 1 Eye Dam. 1 Skin Corr. 1B |
|||||||||
| Toxicity | LD50 oral in rat: 400mg/kg | |||||||||
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704 |
|
Dodecyldimethylbenzylammonium chloride price More Price(18)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 13380 | Benzyldimethyldodecylammonium chloride ≥99.0% (AT) | 139-07-1 | 10G | $227 | 2025-07-31 | Buy |
| Sigma-Aldrich | 13380 | Benzyldimethyldodecylammonium chloride ≥99.0% (AT) | 139-07-1 | 50G | $1060 | 2025-07-31 | Buy |
| TCI Chemical | B2171 | Benzyldodecyldimethylammonium Chloride Dihydrate >98.0%(HPLC)(T) | 139-07-1 | 25g | $92 | 2025-07-31 | Buy |
| TRC | Z343000 | Zephirol | 139-07-1 | 50g | $360 | 2021-12-16 | Buy |
| Matrix Scientific | 093515 | N-Benzyl-N,N-dimethyldodecan-1-aminium chloride 95+% | 139-07-1 | 5g | $101 | 2021-12-16 | Buy |
Dodecyldimethylbenzylammonium chloride Chemical Properties,Uses,Production
Chemical Properties
White fine crystalline powder
Uses
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.
Uses
Quaternary ammonium composition to treat herpes, pseudomonas, staph, hepatitis and other infectious diseases.
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
Synthesis
112-18-5
100-44-7
139-07-1
General method: Dodecyldimethylbenzyl ammonium chloride is synthesized by aqueous phase alkylation reaction using dodecyldimethyl tertiary amine and benzyl chloride as raw materials. The specific steps are as follows: Dodecyldimethyl tertiary amine (6 mmol) and benzyl chloride (6 mmol) are dissolved in water (2-3 mL), and the mixture formed is stirred and reacted at 60-95°C for 0.3-4 hours. Upon completion of the reaction, the solvent was removed by vacuum evaporation. The resulting residue was purified by silica gel column chromatography using chloroform-methanol (10:1, v/v) as eluent or further purified by recrystallization methods. The specific reaction conditions, yields and physicochemical parameters of the quaternary ammonium compounds 1a-g, 2a-c and 5a-c are detailed in Table 3. 1H NMR spectral data of the products are listed in Table 5.
References
[1] Russian Chemical Bulletin, 2014, vol. 63, # 11, p. 2445 - 2454
[2] Izv. Akad. Nauk, Ser. Khim., 2014, # 11, p. 2445 - 2454
[3] Yakugaku Zasshi, 1943, vol. 63, p. 589
[4] Chem.Abstr., 1951, p. 5100
[5] Journal of Colloid Science, 1946, vol. 1, p. 385
Dodecyldimethylbenzylammonium chloride Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Chuanghai Biotechnology Co., Ltd | +8615350571055 | Sibel@chuanghaibio.com | China | 8752 | 58 |
| Shaanxi Dideu Medichem Co. Ltd | +86-029-81138252 +86-173 9270 1263 | 1057@dideu.com | China | 3998 | 58 |
| Shaanxi Dideu Medichem Co. Ltd | +86-29-81148696 +86-17392712697 | 1022@dideu.com | China | 3995 | 58 |
| Hebei Yanxi Chemical Co., Ltd. | +8618531123677 | faithe@yan-xi.com | China | 5853 | 58 |
| Wuhan Fortuna Chemical Co., Ltd | +86-027-59207850 +86-13986145403; | info@fortunachem.com | China | 6011 | 58 |
| Hebei Chuanghai Biotechnology Co,.LTD | +86-86-13131129325 +8613131129325 | sales1@chuanghaibio.com | China | 5240 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615531151365 | mina@chuanghaibio.com | China | 18126 | 58 |
| Henan Bao Enluo International TradeCo.,LTD | +86-17331933971 | deasea125996@gmail.com | China | 2472 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20126 | 58 |
| Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 | admin@zlchemi.com | China | 3692 | 58 |
View Lastest Price from Dodecyldimethylbenzylammonium chloride manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
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2026-03-09 | Dodecyldimethylbenzylammonium chloride
139-07-1
|
US $999.00-666.00 / ton | 1ton | 99% | 5000 | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD | |
![]() |
2026-03-09 | Dodecyldimethylbenzylammonium chloride
139-07-1
|
US $0.00-0.00 / KG | 25KG | 80%min | 30tons/month | WUHAN FORTUNA CHEMICAL CO., LTD | |
![]() |
2026-03-06 | Dodecyldimethylbenzylammonium chloride
139-07-1
|
US $10.00 / KG | 1KG | 99% | 10 mt | Hebei Chuanghai Biotechnology Co., Ltd |
-

- Dodecyldimethylbenzylammonium chloride
139-07-1
- US $999.00-666.00 / ton
- 99%
- HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
-

- Dodecyldimethylbenzylammonium chloride
139-07-1
- US $0.00-0.00 / KG
- 80%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-

- Dodecyldimethylbenzylammonium chloride
139-07-1
- US $10.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
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