Cas no 27668-52-6 (Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol))

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) is a quaternary ammonium silane compound with dual functional groups, combining organosilane reactivity with cationic surfactant properties. The trimethoxysilyl group enables covalent bonding to hydroxylated surfaces, such as glass or metal oxides, while the long alkyl chain provides hydrophobic and antimicrobial characteristics. This product is particularly effective as a surface modifier, imparting durable water repellency and biocidal activity. The methanol solution facilitates easy application in coatings, textiles, or composite materials. Its compatibility with organic matrices and strong adhesion to substrates make it suitable for industrial and research applications requiring long-lasting surface functionalization.
Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) structure
27668-52-6 structure
Product Name:Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol)
CAS No:27668-52-6
MF:C26H58ClNO3Si
MW:496.282128810883
MDL:MFCD00054224
CID:53197
PubChem ID:24867251
Update Time:2025-06-12

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Chemical and Physical Properties

Names and Identifiers

    • Dimethyloctadecyl[3-(trimethoxysilyl)propyl]ammonium chloride
    • [3-(Trimethoxysilyl)propyl]octadecyldimethylammonium chloride
    • Dimethyloctadecyl[3-(trimethoxysilyl)propyl ammonium chloride]
    • N,N-Dimethyl-N-(3-(trimethoxysilyl)propyl)octadecan-1-aminium chloride
    • Octadecyldimethyltrimethoxysilylpropylammoniumchlorideinme
    • AEM Q9-6346,DMOAP
    • AY-43-021
    • DC-5700
    • Dow Corning Q9-6346
    • Dow Corning? product Q9-6346
    • DOWCORNING5700HYDROLYSATE
    • trimethoxy-silylquats
    • QX5700
    • Quat-silsesquioxane
    • Dow Corning 5700
    • Caswell No. 892B
    • EPA Pesticide Chemical Code 107401
    • DC 5700
    • DIMETHYLOCTADECYL(3-(TRIMETHOXYSILYL)PROPYL)AMMONIUM CHLORIDE
    • IQ36O85WQ4
    • 3-(Trimethoxysilyl)propyl dimethyl octadecyl ammonium chloride
    • 3-(Trimethoxysilyl)propyldimethyloctadecylammonium
    • Octadecyldimethyl(3-(tr
    • Octadecyldimethyltrimethoxysilylpropylammoniumchlorideinme solution
    • MonoFoil Antimicrobial Liquid
    • dimethyl-octadecyl-(3-trimethoxysilylpropyl)azanium;chloride
    • Q27280845
    • Q 9-6346
    • (3-(Trimethoxysilyl)propyl)octadecyldimethylammonium chloride
    • CHEMBL2360248
    • Dimethyloctadecyl[3-(trimethoxysilyl)propyl]ammonium Chloride (40-50 wt. % in methanol)
    • X9-5700
    • Q 9-5700
    • FT-0698152
    • 3-(trimethoxysilyl)-propyldimethyloctadecyl ammonium chloride
    • DMOAP
    • XS 70-241
    • XZ 2-2300
    • CAS-27668-52-6
    • DK-Q 8-8905
    • MonoFoil
    • MFCD00054224
    • Octadecyldimethyl(trimethoxysilyl)propylammonium chloride
    • PC 5700
    • octadecyldimethyl (3-trimethoxysilylpropyl) ammonium chloride
    • 5700 Antimicrobial Agent
    • AKOS008901184
    • 1-OCTADECANAMINIUM, N,N-DIMETHYL-N-(3-(TRIMETHOXYSILYL) PROPYL)-, CHLORIDE
    • NCGC00166112-01
    • CA 200
    • Octadecyldimethyl(3-trimethoxysilylpropyl) ammonium chloride, 60% in methanol
    • HSDB 8296
    • D87857
    • Polon MF 50
    • DIMETHYL(OCTADECYL)[3-(TRIMETHOXYSILYL)PROPYL]AZANIUM CHLORIDE
    • 1-Octadecanaminium, N,N-dimethyl-N-(3-(trimethoxysilyl)propyl)-, chloride (1:1)
    • LS 6985
    • Ammonium, dimethyloctadecyl(3-(trimethoxysilyl)propyl)-, chloride
    • BioShield AM 500I
    • AY 43-006
    • Dow Corning 9-6346
    • dimethyl-n-octadecyl [3(trimethoxysilyl)propyl] ammonium chloride
    • SiQAC
    • BioShield AM 500
    • Q9-5700
    • DTXCID2015542
    • 27668-52-6
    • Agrishield
    • SCHEMBL33447
    • (3-(Trimethoxysilyl)propyl)dimethyloctadecylammonium chloride
    • DMAOP
    • Dow Corning 5701
    • AEM 5700
    • UNII-IQ36O85WQ4
    • AEM 5700 Antimicrobial
    • 3-(Trimethoxysilyl)propyldimethyloctodecyl-ammonium chloride
    • A 9-6346
    • dimethyl-n-octadecyl [3(trimethoxysilyl)propyl]ammonium chloride
    • 1-Octadecanaminium, N,N-dimethyl-N-(3-(trimethoxysilyl)propyl)-, chloride
    • WSFMFXQNYPNYGG-UHFFFAOYSA-M
    • Octadecyldimethyl(3-(trimethoxysilyl)propyl)ammonium chloride
    • DA 5700
    • EINECS 248-595-8
    • C 18NTMS
    • SIO 6620
    • Biosafe MCX 117683
    • Goldshield 5
    • NS00050837
    • Aegis AEM 5700
    • Tox21_112321
    • Octadecyldimethyl(3-trimethoxysilyl)propyl ammonium chloride
    • N,N-Dimethyl-N-(3-(trimethoxysilyl)propyl) octadecan-1-aminium chloride
    • N-Octadecyldimethyl(3-(trimethoxysilyl)propyl)ammonium chloride
    • ProShield 5000D
    • DTXSID4035542
    • Octadecyldimethyl(3-trimethoxysilylpropyl)ammonium chloride, 60% in methanol
    • Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol)
    • MDL: MFCD00054224
    • Inchi: 1S/C26H58NO3Si.ClH/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-24-27(2,3)25-23-26-31(28-4,29-5)30-6;/h7-26H2,1-6H3;1H/q+1;/p-1
    • InChI Key: WSFMFXQNYPNYGG-UHFFFAOYSA-M
    • SMILES: [Cl-].[Si](CCC[N+](C)(C)CCCCCCCCCCCCCCCCCC)(OC)(OC)OC

Computed Properties

  • Exact Mass: 495.38700
  • Monoisotopic Mass: 495.387449
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 32
  • Rotatable Bond Count: 24
  • Complexity: 367
  • Covalently-Bonded Unit Count: 2
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 27.7
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing

Experimental Properties

  • Color/Form: Not determined
  • Density: 0.88?g/mL?at 25?°C
  • Melting Point: No data available
  • Boiling Point: 22.3 °C
  • Flash Point: Fahrenheit: 51.8 ° f < br / > Celsius: 11 ° C < br / >
  • Refractive Index: n20/D 1.3889
  • Water Partition Coefficient: React
  • PSA: 27.69000
  • LogP: 4.59650
  • Vapor Pressure: No data available
  • Solubility: Not determined
  • Color/Form: 42?wt. % in methanol
  • Sensitiveness: Sensitive to humidity

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Security Information

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Customs Data

  • HS CODE:2931900090
  • Customs Data:

    China Customs Code:

    2931900090

    Overview:

    2931900090. Other organic-Inorganic compound. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods). MFN tariff:6.5%. general tariff:30.0%

    Summary:

    2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Pricemore >>

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Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:27668-52-6)Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol)
Order Number:A1209489
Stock Status:in Stock
Quantity:1kg
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 03:52
Price ($):151.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:27668-52-6)二甲基十八烷基[3-(三甲氧基硅基)丙基]氯化銨
Order Number:LE26721185
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:58
Price ($):discuss personally

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol) Related Literature

Additional information on Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol)

Comprehensive Guide to Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (CAS No. 27668-52-6)

Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (CAS No. 27668-52-6), often referred to as a quaternary ammonium silane, is a versatile organosilicon compound widely used in industrial and research applications. This compound, typically supplied as a 40-50 wt. % solution in methanol, combines the unique properties of silane coupling agents and quaternary ammonium salts, making it invaluable in surface modification, antimicrobial treatments, and material science. Its dual functionality allows it to bond with both organic and inorganic substrates, enhancing performance in coatings, textiles, and composites.

One of the most searched questions about Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride is its role in antimicrobial coatings. With growing concerns about hygiene and infection control, this compound has gained attention for its ability to impart long-lasting antibacterial and antiviral properties to surfaces. Researchers and manufacturers are exploring its potential in medical devices, HVAC systems, and even consumer products like touchscreens. The trimethoxysilyl group enables covalent bonding to surfaces, while the quaternary ammonium moiety disrupts microbial membranes, providing durable protection.

Another trending topic is the use of CAS No. 27668-52-6 in nanotechnology and advanced materials. Its ability to modify surface energy and improve adhesion makes it a key ingredient in nanocomposites and hybrid materials. For instance, it is employed in glass fiber reinforcements to enhance interfacial bonding between fibers and polymer matrices, improving mechanical strength and durability. This aligns with the increasing demand for lightweight, high-performance materials in automotive and aerospace industries.

Environmental and safety considerations are also frequently searched in relation to Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride. While the compound is effective, its methanol-based solution requires careful handling. Users often inquire about alternatives to methanol or water-based formulations to reduce volatile organic compound (VOC) emissions. Innovations in green chemistry are driving the development of safer, more sustainable variants of this silane coupling agent.

In the field of textile finishing, CAS No. 27668-52-6 is celebrated for its ability to create hydrophobic and oleophobic fabrics. With the rise of functional textiles for outdoor gear and medical apparel, this compound helps achieve water-repellent and stain-resistant properties without compromising breathability. Its compatibility with natural and synthetic fibers makes it a preferred choice for smart textile applications.

From a technical perspective, the 40-50 wt. % in methanol formulation ensures optimal solubility and reactivity for industrial processes. Users often search for storage conditions and shelf life recommendations, which typically include keeping the solution in a cool, dry place away from direct sunlight. Proper handling ensures the stability of the trimethoxysilyl groups, which are critical for its performance.

In summary, Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (CAS No. 27668-52-6) is a multifaceted compound with applications spanning antimicrobial coatings, nanocomposites, and textile finishing. Its unique chemical structure and functional groups make it indispensable in modern material science. As industries continue to prioritize sustainability and performance, this compound is poised to play an even greater role in innovative solutions.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:27668-52-6)Dimethyloctadecyl3-(trimethoxysilyl)propylammonium Chloride (40-50 wt. % in methanol)
A1209489
Purity:99%
Quantity:1kg
Price ($):151.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:27668-52-6)二甲基十八烷基[3-(三甲氧基硅基)丙基]氯化銨
LE26721185
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email