Dodecyltrimethoxysilane | 3069-21-4

Cas No :

3069-21-4

Form :

Liquid

Molecular Weight :

290.52 G/Mol

Molecular Formula :

C15H34O3SI

Boiling Point :

260 °C

Melting Point :

-60 °C

Flash Point :

60 °C

Solubility :

Soluble In Organic Solvents; Insoluble In Water

Description :

Overview of Dodecyltrimethoxysilane

Dodecyltrimethoxysilane is a long-chain organosilane coupling agent used to impart hydrophobicity, improved adhesion, and surface modification across multiple industrial applications. With its C12 alkyl chain and reactive trimethoxy groups, it forms durable bonds with inorganic surfaces while improving compatibility with organic polymers.

On ChemicalBull, related products such as Vinyltrimethoxysilane, Colloidal Silica, 1,1,3,3-Tetramethyldisiloxane, and Diethylene Glycol Monobutyl Ether Acetate


Applications of Dodecyltrimethoxysilane

Surface Treatment & Hydrophobic Coatings

  • Forms water-repellent surfaces on glass, metals, minerals & concrete

  • Improves moisture resistance and durability

  • Used in anti-corrosion, anti-wetting, and protective coatings


Polymer & Plastic Modification

  • Enhances adhesion between fillers and polymers

  • Increases strength, flexibility, and chemical resistance

  • Applied in polyethylene, polypropylene, silicone rubber & composite materials


Adhesives & Sealants

  • Boosts adhesion to inorganic substrates

  • Improves bond strength and long-term stability

  • Commonly used in industrial silicone, acrylic & hybrid formulations


Textile & Fabric Treatment

  • Imparts hydrophobic and stain-resistant properties

  • Used in specialty textile finishes and protective coatings


Construction & Building Materials

  • Works as a waterproofing agent for cement, mortar, and concrete

  • Provides long-lasting surface protection


Chemical Intermediate

  • Used as a precursor in the production of functional silanes and modified polymers


Safety & Handling Guidelines

  • Avoid direct contact with eyes and skin

  • Use gloves, goggles, and proper ventilation

  • Keep away from moisture to prevent hydrolysis

  • Store in airtight containers in a cool, dry area

  • Refer to the MSDS for detailed hazard and first-aid information


Where to Buy Dodecyltrimethoxysilane?

2-Bromoaniline Manufacturer

Produced in high-purity industrial and formulation grades suitable for coatings, polymers & functional surface treatments.


2-Bromoaniline Supplier & Exporter

ChemicalBull offers:

  • Bulk & commercial packing options

  • COA, MSDS & technical data

  • Export-compliant packaging with global delivery support


2-Bromoaniline MSDS 

  • Hazard information

  • Safe handling guidelines

  • Reactivity & stability data

  • Storage and transport details


Frequently Asked Questions (FAQs)

  1. What is Dodecyltrimethoxysilane used for?

    It is mainly used for surface treatment, hydrophobic coatings, polymer modification, and adhesives.

  2. Does it make surfaces water-repellent?

    Yes, it creates highly hydrophobic, moisture-resistant surfaces on various substrates.

  3. Do you supply bulk industrial grade?

    Yes, ChemicalBull supplies industrial & commercial batches with complete documentation.