Cas no 2549-99-7 (Benzyltriethoxysilane)

Benzyltriethoxysilane is an organosilane compound with the molecular formula C??H??O?Si. It features a benzyl group attached to a triethoxysilane moiety, making it a versatile coupling agent and surface modifier. This compound is particularly valued for its ability to enhance adhesion between organic polymers and inorganic substrates, such as glass, metals, or minerals. Its ethoxy groups hydrolyze to form silanol groups, enabling covalent bonding with surfaces, while the benzyl group provides compatibility with organic matrices. Benzyltriethoxysilane is commonly used in coatings, adhesives, and composite materials to improve durability, moisture resistance, and mechanical properties. Its stability and reactivity make it suitable for applications requiring robust interfacial bonding.
Benzyltriethoxysilane structure
Benzyltriethoxysilane structure
Product Name:Benzyltriethoxysilane
CAS No:2549-99-7
MF:C13H22O3Si
MW:254.397485256195
MDL:MFCD00026751
CID:269102
PubChem ID:87560636
Update Time:2025-10-31

Benzyltriethoxysilane Chemical and Physical Properties

Names and Identifiers

    • Benzene,[(triethoxysilyl)methyl]-
    • Benzyltriethoxysilane
    • benzyl(triethoxy)silane
    • Benzene,((triethoxysilyl)methyl)
    • Benzylmonosilanorthosaeure-triaethylester
    • Benzylorthosiliconsaeure-triaethylester
    • Orthosilicophenylessigsaeure-triaethylester
    • Silane,triethoxy(phenylmethyl)
    • Triaethoxy-benzyl-silan
    • triethoxy(phenylmethyl)-silane
    • triethoxy-benzyl-silane
    • Silane, triethoxy(phenylmethyl)-
    • Benzene, ((triethoxysilyl)methyl)-
    • Benzene, [(triethoxysilyl)methyl]-
    • CPLASELWOOUNGW-UHFFFAOYSA-N
    • B3282
    • CS-0151946
    • MFCD00026751
    • AKOS015839041
    • EINECS 219-841-1
    • NS00046509
    • SY057815
    • SCHEMBL104109
    • 2549-99-7
    • FS-5438
    • DTXSID9062512
    • FT-0622866
    • D88996
    • DTXCID0037312
    • DB-046714
    • S01025
    • MDL: MFCD00026751
    • Inchi: 1S/C13H22O3Si/c1-4-14-17(15-5-2,16-6-3)12-13-10-8-7-9-11-13/h7-11H,4-6,12H2,1-3H3
    • InChI Key: CPLASELWOOUNGW-UHFFFAOYSA-N
    • SMILES: [Si](CC1C=CC=CC=1)(OCC)(OCC)OCC

Computed Properties

  • Exact Mass: 254.13400
  • Monoisotopic Mass: 254.134
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 17
  • Rotatable Bond Count: 8
  • Complexity: 176
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing
  • Topological Polar Surface Area: 27.7

Experimental Properties

  • Color/Form: Not determined
  • Density: 0.986
  • Boiling Point: 248°C(lit.)
  • Flash Point: 127°C
  • Refractive Index: 1.4628
  • PSA: 27.69000
  • LogP: 3.08310
  • Solubility: Not determined

Benzyltriethoxysilane Security Information

Benzyltriethoxysilane 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%

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Benzyltriethoxysilane Suppliers

Amadis Chemical Company Limited
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Audited Supplier Audited Supplier
(CAS:2549-99-7)Benzyltriethoxysilane
Order Number:A1199964
Stock Status:in Stock
Quantity:25g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:41
Price ($):465.0

Benzyltriethoxysilane Related Literature

Additional information on Benzyltriethoxysilane

Benzyltriethoxysilane (CAS No. 2549-99-7): A Versatile Silane Compound in Modern Chemical Synthesis

Benzyltriethoxysilane, with the chemical formula C14H21O3Si, is a significant compound in the field of organosilicon chemistry. Its CAS number, CAS No. 2549-99-7, uniquely identifies it in scientific and industrial applications. This compound is widely recognized for its role as a crosslinking agent, a precursor in the synthesis of silicones, and a key intermediate in pharmaceutical and polymer chemistry. The unique combination of a benzyl group and three ethoxy substituents on the silicon atom imparts exceptional reactivity, making it invaluable in various synthetic pathways.

The benzyl group in Benzyltriethoxysilane contributes to its ability to participate in various organic reactions, including nucleophilic substitution and condensation reactions. This feature is particularly useful in the synthesis of complex molecules where selective functionalization is required. The ethoxy groups, on the other hand, are excellent leaving groups, facilitating the formation of stable silicon-oxygen bonds that can be later converted into more permanent structures through hydrolysis or condensation reactions.

In recent years, Benzyltriethoxysilane has garnered attention for its applications in advanced materials science. Researchers have been exploring its potential in the development of hybrid organic-inorganic materials, where it serves as a bridging molecule between organic and inorganic domains. These hybrid materials exhibit unique properties that are not achievable with either organic or inorganic components alone, such as enhanced thermal stability, mechanical strength, and chemical resistance.

One of the most promising areas of research involving Benzyltriethoxysilane is its use in pharmaceutical synthesis. The compound's ability to form stable intermediates that can be further functionalized has made it a valuable tool in drug development. For instance, it has been utilized in the synthesis of novel antiviral agents and anti-inflammatory drugs. The benzyl group can be easily removed or modified to introduce specific pharmacophores, allowing for fine-tuning of drug properties such as solubility, bioavailability, and target specificity.

The polymer industry has also benefited from the versatility of Benzyltriethoxysilane. It is commonly employed as a silane coupling agent to improve the adhesion between organic polymers and inorganic substrates. This application is particularly relevant in coatings, adhesives, and composite materials where robust interfacial bonding is crucial. Additionally, its role as a precursor for silicones has led to the development of high-performance elastomers and sealants with improved durability and flexibility.

Recent advancements in green chemistry have prompted researchers to investigate more sustainable methods for synthesizing Benzyltriethoxysilane. Efforts are underway to develop catalytic processes that minimize waste and reduce energy consumption. These innovations not only align with environmental goals but also enhance the cost-effectiveness of producing this valuable compound. For example, transition metal-catalyzed reactions have shown promise in achieving high yields of Benzyltriethoxysilane with fewer byproducts compared to traditional synthetic routes.

The compound's reactivity also makes it an attractive candidate for surface modification techniques. By reacting Benzyltriethoxysilane with various substrates under controlled conditions, scientists can create surfaces with tailored properties such as hydrophobicity or biocompatibility. These modified surfaces find applications in microelectronics, medical implants, and sensor technologies where precise control over surface characteristics is essential.

In conclusion, Benzyltriethoxysilane (CAS No. 2549-99-7) represents a cornerstone compound in modern chemical synthesis. Its broad utility spans from advanced materials science to pharmaceuticals and polymer chemistry, underscoring its importance across multiple industries. As research continues to uncover new applications and sustainable methods for its production, the significance of this silane compound is expected to grow even further.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:2549-99-7)Benzyltriethoxysilane
A1199964
Purity:99%
Quantity:25g
Price ($):465.0
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