Cas no 120876-31-5 (Silane, (11-chloroundecyl)triethoxy-)

Technical Introduction: (11-Chloroundecyl)triethoxysilane is a functional silane coupling agent characterized by its reactive triethoxy and terminal chloroalkyl groups. The long undecyl chain provides flexibility, while the chloro substituent offers a versatile reactive site for further modifications, such as nucleophilic substitution or polymerization. The triethoxysilane moiety enables covalent bonding to inorganic substrates (e.g., glass, metals, or silica) via hydrolysis and condensation, enhancing interfacial adhesion in composite materials. This compound is particularly useful in surface treatments, adhesives, and coatings where durable organic-inorganic hybridization is required. Its stability and bifunctional reactivity make it suitable for applications in nanotechnology, corrosion protection, and tailored surface functionalization.
Silane, (11-chloroundecyl)triethoxy- structure
120876-31-5 structure
Product Name:Silane, (11-chloroundecyl)triethoxy-
CAS No:120876-31-5
MF:C17H37ClO3Si
MW:353.012386083603
CID:1213918
PubChem ID:45158963
Update Time:2025-10-23

Silane, (11-chloroundecyl)triethoxy- Chemical and Physical Properties

Names and Identifiers

    • Silane, (11-chloroundecyl)triethoxy-
    • 11-chloroundecyl(triethoxy)silane
    • 11-CHLOROUNDECYLTRIETHOXYSILANE
    • 120876-31-5
    • MFCD11046084
    • (11-CHLOROUNDECYL)TRIETHOXYSILANE
    • (11-Chloroundecyl)(triethoxy)silane
    • DTXSID80669811
    • SCHEMBL4526181
    • DB-226137
    • Inchi: 1S/C17H37ClO3Si/c1-4-19-22(20-5-2,21-6-3)17-15-13-11-9-7-8-10-12-14-16-18/h4-17H2,1-3H3
    • InChI Key: DJIBPOHTDYJVAE-UHFFFAOYSA-N
    • SMILES: ClCCCCCCCCCCC[Si](OCC)(OCC)OCC

Computed Properties

  • Exact Mass: 352.2200493g/mol
  • Monoisotopic Mass: 352.2200493g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 22
  • Rotatable Bond Count: 17
  • Complexity: 213
  • 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
  • Topological Polar Surface Area: 27.7?2

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Silane, (11-chloroundecyl)triethoxy- Related Literature

Additional information on Silane, (11-chloroundecyl)triethoxy-

Comprehensive Overview of Silane, (11-chloroundecyl)triethoxy- (CAS No. 120876-31-5): Properties, Applications, and Innovations

Silane, (11-chloroundecyl)triethoxy- (CAS No. 120876-31-5) is a specialized organosilicon compound widely recognized for its unique molecular structure and versatile applications in surface modification and material science. This compound features a triethoxy silane group bonded to an 11-carbon alkyl chain terminated with a chlorine atom, making it a valuable intermediate for covalent bonding with substrates like glass, metals, and polymers. Its hydrolyzable ethoxy groups enable silanol formation, facilitating strong adhesion through condensation reactions, while the chloroundecyl tail offers further functionalization potential.

In recent years, the demand for surface-functionalized materials has surged, driven by advancements in nanotechnology, biomedical coatings, and renewable energy. Researchers frequently search for "silane coupling agents for hydrophobic coatings" or "long-chain chlorosilanes for surface modification," reflecting the growing interest in tailored interfacial properties. Silane, (11-chloroundecyl)triethoxy- addresses these needs by enabling precise control over surface energy, wettability, and chemical reactivity. For instance, its application in "anti-corrosion coatings" leverages the chloroalkyl group’s ability to anchor protective layers, while its use in "biofunctionalized surfaces" exploits its compatibility with biomolecules.

The synthesis and handling of CAS No. 120876-31-5 require strict attention to moisture sensitivity, as hydrolysis of the triethoxy groups can initiate premature polymerization. Storage under inert conditions and the use of anhydrous solvents are recommended. Analytical techniques like Fourier-transform infrared spectroscopy (FTIR) and nuclear magnetic resonance (NMR) are critical for verifying purity and monitoring reaction progress. These protocols align with industry queries such as "how to stabilize reactive silanes" and "characterization methods for organosilicon compounds," underscoring the compound’s technical relevance.

Emerging trends highlight the role of Silane, (11-chloroundecyl)triethoxy- in sustainable technologies. For example, its incorporation into "sol-gel derived hybrid materials" supports the development of energy-efficient coatings and lightweight composites. Additionally, the chloro terminus allows post-modification with amines or thiols, enabling applications in "click chemistry" and "drug delivery systems." Such versatility resonates with searches like "eco-friendly silane modifiers" and "multifunctional silanes for smart materials," positioning this compound as a key enabler of innovation.

From an industrial perspective, CAS No. 120876-31-5 is supplied in high-purity grades to meet the stringent requirements of electronics, automotive, and aerospace sectors. Its compatibility with "silicon wafer functionalization" and "adhesive promotion" makes it indispensable for microfabrication and composite manufacturing. Regulatory compliance and safety data sheets (SDS) emphasize proper ventilation and personal protective equipment (PPE), addressing common user concerns about "safe handling of chlorosilanes."

In summary, Silane, (11-chloroundecyl)triethoxy- exemplifies the intersection of molecular design and practical utility. Its adaptability to diverse applications—from "anti-fouling surfaces" to "conductive inks"—aligns with both current research priorities and industrial needs. As material science evolves, this compound will likely remain pivotal in addressing challenges related to durability, functionality, and sustainability.

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