N-Octadecylmethyldimethoxysilane


    • Product Name N-Octadecylmethyldimethoxysilane
    • Alias n-Octadecyl(methyl)dimethoxysilane
    • Einecs 629-887-5
    • Mininmum Order 1 g
    • Factory Site West Ujimqin Banner, Xilingol League, Inner Mongolia, China
    • Price Inquiry sales9@alchemist-chem.com
    • Manufacturer Alchemist Worldwide Ltd
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    Specifications

    HS Code

    341998
    Chemical Name N-Octadecylmethyldimethoxysilane
    Molecular Formula C21H46O2Si
    Molecular Weight 358.67 g/mol
    Cas Number 3069-42-9
    Appearance Colorless to pale yellow liquid
    Boiling Point 173-175°C at 5 mmHg
    Density 0.86 g/cm³ at 25°C
    Refractive Index 1.439-1.443 at 20°C
    Solubility Reacts with water, soluble in organic solvents
    Flash Point 93°C
    Purity Typically ≥97%
    Storage Temperature Store below 30°C in a dry place
    Functional Groups Alkyl, silane, methoxy

    As an accredited N-Octadecylmethyldimethoxysilane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 100-gram amber glass bottle sealed with a Teflon-lined cap, labeled "N-Octadecylmethyldimethoxysilane, CAS 3069-21-4, for laboratory use."
    Shipping N-Octadecylmethyldimethoxysilane is typically shipped in tightly sealed containers, protected from moisture and extreme temperatures. It should be transported as a chemical substance, following relevant hazardous material regulations. Ensure it remains upright and away from incompatible substances. Consult the material safety data sheet (MSDS) for specific handling, storage, and transport recommendations.
    Storage N-Octadecylmethyldimethoxysilane should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from moisture, heat, and sources of ignition. Protect from direct sunlight and incompatible substances such as oxidizing agents. Proper labeling and secondary containment are recommended to prevent leaks or spills. Handle under inert atmosphere if possible to avoid hydrolysis and decomposition.
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    Certification & Compliance