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LS-AMS Allyltrimethoxysilane
CAS NO.: 2551-83-9

Silfluo LS-AMS is an allyl-functional silane, chemically identified as allyltrimethoxysilane.

The molecule contains one reactive allyl group and one hydrolyzable trimethoxysilyl group.

The allyl group participates in hydrosilylation, allylation, and free-radical copolymerization.

The trimethoxysilyl group hydrolyzes in the presence of moisture to form silanols, which condense with hydroxylated inorganic surfaces.

It functions as a reactive intermediate, allylation reagent, and adhesion promoter.


Typical Physical Properties of LS-AMS Allyltrimethoxysilane


Silfluo Code:

LS-AMS

Chemical Name:

Synonyms

Allyltrimethoxysilane

Trimethoxy-2-propenylsilane

CAS No. :

EINECS No. :

2551-83-9

219-855-8

Molecular Formula:

C6H14O3Si

Molecular Weight:

162.26

Appearance:

Colorless transparent liquid

Purity (by GC, %)

97.0 min

Density (ρ20°C, g/cm³)

0.914

Refractive Index (n25/D)

1.405

Boiling Point:

111°C

Flash Point:

31.6 °C Closed Cup


Applications of LS-AMS Allyltrimethoxysilane


1. Organic Synthesis & Pharmaceutical Intermediates: Acts as a highly efficient allylation reagent for carbonyl compounds (aldehydes, ketones) and imines, facilitating the synthesis of homoallylic alcohols and amines in complex organic synthesis routes.

2. Vinyl-Addition Silicone Systems: Serves as a critical adhesion promoter in platinum-cured (vinyl-addition) silicone elastomers and gels, significantly improving unprimed adhesion to difficult substrates without interfering with the hydrosilylation curing mechanism.

3. Polymerization & Polyolefin Modification: Utilized as a reactive comonomer or grafting silane in polyolefin manufacturing, enabling the crosslinking of polyethylene (PE) and enhancing the mechanical and thermal stability of the polymer matrix.

4. Microparticle & Nanomaterial Surface Treatment: Employed to functionalize inorganic microparticles and fillers, introducing reactive allyl groups to the surface to improve dispersion and chemical bonding within unsaturated organic resin matrices.


Packaging of LS-AMS Allyltrimethoxysilane


In 25L pail, 200L drum.


Safety and Storage of LS-AMS Allyltrimethoxysilane


Keep in a cool and dry place and avoid storage in direct sunlight. Shelf life is min.9 months.


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