Isobutyltrimethoxysilane

Details:

Common name: Isobutyltrimethoxysilane

Category:Industrial/Fine Chemicals

Other name: Trimethoxy(2-methylpropyl)silane

CAS No.: 18395-30-7

EINECS No.: 242-272-5

Appearance: Liquid

Molecular formula: C7H18O3Si

 

Brand Name: Colorcom

Shelf Life: 2 Years

Place of Origin: China

 

Product Specification:

Molecular Weight	178.3
Boiling point	154 °C(lit.)
Melting point	<0°C
Density	0.93 g/mL at 25 °C(lit.)
Purity	≥99.0%
Acidity coefficient (pKa)	/
Soluble	/
Water solubility	7: reacts slowly with moisture/water
Color	Colorless

 

 

Product Description:
Isobutyltrimethoxysilane is an organosilicon compound. It presents as a clear, colorless to slightly yellow liquid, often accompanied by a characteristic, yet not overpowering odor. The isobutyl group attached to the silicon atom provides a degree of steric hindrance and unique chemical reactivity compared to linear alkyl substituents. Meanwhile, the three methoxy groups are highly reactive and hydrolyzable. In a moist environment, they can readily react with water to form silanol groups, which subsequently engage in condensation reactions to build siloxane bonds. This property makes it a valuable asset in numerous chemical applications. It exhibits good solubility in common organic solvents, allowing for easy incorporation into various formulations. Additionally, it shows a certain level of thermal stability, though proper storage conditions, away from extreme heat and humidity, are essential to maintain its integrity. Overall, it is widely employed in industries such as coatings, adhesives, and composites as a coupling agent, surface modifier, and key ingredient for enhancing material performance.

 

Application: 

Isobutyltrimethoxysilane finds extensive use. In coatings, it acts as a coupling agent to boost adhesion to substrates. For adhesives, it enhances the bonding of different materials. In composites, it improves the interface between fibers and resins, strengthening overall performance. It's also utilized in surface treatments to impart water repellency and better durability to products.

Package: 25KG/Drum

Storage:2-8°C

Executive Standards: International Standard.