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High Quality Diphenyldiethoxysilane CAS 2553-19-7

High Quality Diphenyldiethoxysilane CAS 2553-19-7

CAS Number: 2553-19-7
Chemical Formula: C₁₆H₂₀O₂Si
Molecular Weight: 272.41 g/mol
Purity: ≥98%
Appearance: Clear colorless to light yellow liquid with mild aromatic odor

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Product Introduction

Products Description

What is Diphenyldiethoxysilane?

 

Diethoxydiphenylsilane is an organosilicon compound with the chemical formula (C6H5)2Si(OC2H5)2. It is usually a colorless or light yellow liquid with low volatility. It has a high boiling point (above about 300°C) and a density slightly greater than that of water (about 1.0–1.1 g/cm³). It is insoluble in water but soluble in most organic solvents (such as ethanol, ether, toluene, etc.). The compound contains two phenyl groups and two ethoxy groups in the molecule, which makes it both hydrophobic and reactive. It can be hydrolyzed under acidic or alkaline conditions to form silanol (Si-OH), which then participates in condensation reactions to form silicon-oxygen bonds (Si-O-Si). It has good thermal stability and is suitable for high-temperature applications (such as heat-resistant silicone resins). It is also chemically inert and has a certain tolerance to acids, bases and oxidants, but may decompose under strong acid or alkaline conditions.

Diphenyldiethoxysilane

Basic information

 

Density 1.06–1.08 g/mL (25°C)
Boiling Point 310–315°C (760 mmHg)
Melting Point -30°C (approximate)
Flash Point 135°C (Closed cup)
Solubility Soluble in organic solvents (toluene, xylene, THF); hydrolyzes in water
Refractive Index (n₂₀/D) 1.540–1.545
Stability Moisture-sensitive; store under dry conditions

 

Application

 

  • Silicone rubber and resin modification: Diethoxydiphenylsilane is often used in the synthesis of silicone rubber and silicone resin to improve the heat resistance and mechanical properties of the material.
  • Surface treatment agent: It can be used as a hydrophobic coating on glass, ceramic or metal surfaces to enhance waterproof and antifouling properties.
  • Adhesion promoter: It is used as a coupling agent in adhesives and sealants to improve the bonding strength of organic and inorganic materials.
  • Pharmaceutical and electronic materials: Diethoxydiphenylsilane is used as an intermediate in drug carriers or electronic packaging materials to provide stability and chemical inertness.

 

Safety Information

 

  • Diethoxydiphenylsilane should avoid contact with strong oxidants, which may cause fire.
  • During operation, avoid contact with skin and eyes.
  • It should be stored in a cool, ventilated place, away from fire and heat sources.
  • Personal protective equipment, such as protective gloves, glasses, etc., should be worn when using.

 

C16H20O2Si CAS 2553-19-7

 

Packaging & Delivery


Packaging: 100 mL, 500 mL, 1 L glass bottles with airtight seals.25 L, 200 L stainless steel drums (for industrial orders).
Delivery Time: 7-10 days after payment confirmation.
Shipping Methods: By sea, air, or courier (FedEx, DHL, UPS, TNT).

 

Company Profile

 

C16H20O2Si

 

Gneebio is a company specializing in the research and development, production and sales of chemicals. We adhere to the principle of "quality first" and have obtained ISO9001 certification. We have also set up a dedicated testing center to implement strict quality control standards at all stages of the production process. Quality inspectors closely monitor the production process of each product to ensure the quality of the final chemical product. 

Our hot-selling products include aromatic hydrocarbons (Naphtha (petroleum), o-Xylene, Styrene, Cyclohexanone, Epsilon-Caprolactam, 2-Anilinoethanol, etc.), alcohols (Ethylene Glycol, , 2-Methyl-1-Propanol, Ethyl Alcohol, etc.), phenols and ketones (Phenol, Propafenone, Bisphenol A, Phenyl Methacrylate, Phenolic Resin, etc.), and petrochemicals. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.

Please contact us if you need any.

CAS 2553-19-7

FAQ


How do you ensure your product and service quality?
A:All of our processes strictly adhere to is0 9001 procedures and we are equipped with state of the art quality controlfacilities.


Can I print my logo?
A: Yes, OEM/ODM service is available. Customized logo/package/name/color. For details, Please kindly contact the sales persons.

Do you offer technical supports for the products?
A:Yes, we have a professional technical support team and can provide unique technical solutions to our clients.

 

 

 

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