Product name

Vinyl dimethyl ethoxy silane (VDMES)

CAS No.

[5356-83-2]

Structure

Molecular formula

(CH₃)₂(H₂C=CH)SiOCH₂CH₃ 

Physical and chemical properties

Molecular Weight: 130.26

Relative Density: 0.790

Boiling Point, ℃: 99

Flash Point，℃: 17

Refractive Index nD20: 1.3980

Specifications

Item

Specification

Appearance

Colorless transparent liquid

Purity, %

≥99.0

Vinyl content, %

≥18.5

Features and Benefits

• Excellent chemical resistance.

• Excellent durability.

• Good water resistance.

Application Fields

• Used for the manufacture of vinyl double caps and vinyl siloxane linkages in organic silicone

products (silicone rubber, silicone resin), enhancing performance.

• As a raw material for the production of other special additives.

Handling and Safety

• Wear eye protection and protective gloves as required while handling the product.

• Use the product in a well ventilated area.

• Please consult our MSDS.

Usable Life and Storage

• When stored in its original container below 40°C and unopened, the shelf life is 2 years.

It can still be used after re-inspection.

• Store in a cool and dry place out of direct sunlight.

• Keep out of the reach of children.

Packaging information

Available in 20KGS drum or 160KGS drum.