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Glycidoxypropylmethyldiethoxysilane

CAS Number
2897-60-1
EC Number
220-780-8
Chemical Formula
C11H24O4Si
Molecular Weight
248.39 g/mol

Description

Glycidoxypropylmethyldiethoxysilane (CAS 2897-60-1 ), also known as 3-Glycidoxypropylmethyldiethoxysilane, is an epoxy-functional organosilane used to bond organic polymer matrices to inorganic substrates. It acts as a coupling agent, crosslinker, and surface modifier across demanding industrial applications where adhesion durability is critical. In electronics, it improves adhesion between epoxy encapsulants and semiconductor substrates. This reduces delamination risk in printed circuit boards and chip packaging. Coatings formulators use it to enhance wet adhesion and chemical resistance on glass, metal, and mineral surfaces for long-term protection. In adhesives and sealants, it functions as a crosslinking agent that strengthens bonds between silicone or epoxy systems and difficult substrates including aluminum and ceramics. This ensures structural integrity. Fiber-reinforced composites for automotive and aerospace applications rely on it as a sizing or primer component. It improves interfacial strength between glass fibers and polymer resins in high-stress environments. The material is supplied as a clear liquid in standard packaging ranging from kilogram quantities to bulk drums. It is available in technical and high-purity grades to meet the requirements of electronics applications. Buyers should confirm purity specifications and moisture content tolerances directly with suppliers. These parameters affect shelf life and reactivity in formulation, ensuring consistent performance in industrial processes. Contact us for supply of Glycidoxypropylmethyldiethoxysilane Request Quote

Other Names (Synonyms)

diethoxy(methyl)(3-(oxiran-2-ylmethoxy)propyl)silane | 3-Glycidoxypropylmethyldiethoxysilane

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point<0°C
Boiling Point122-126 °C @ Press: 5 Torr
Density0.978 g/cm³ @ Temp: 25 °C
Flash Point>230 °F
AppearanceColorless clear liquid.
ColorColorless to Almost colorless
Formliquid
Water Solubility1.2-1000g/L at 20℃
Vapor Pressure0-7910Pa at 25℃
Refractive Indexn 20/D 1.431(lit.)
Log P-0.7-2.7 at 20℃

Safety & Handling

Warning
GHS07· IrritantGHS08· Health Hazard

Hazard Statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H412Harmful to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29319090
WGK (Germany)3