Description

Dipropyl Silicate is an organosilicon compound valued for its role as a versatile chemical intermediate and coupling agent. Its unique structure allows it to modify surface properties and act as a precursor in the synthesis of more complex siloxanes and silicone-based materials. This product is essential for manufacturers and R&D teams in the specialty chemicals, coatings, and advanced materials sectors seeking to enhance product performance or develop novel formulations.

Application

• Silicone & Siloxane Synthesis: Serves as a key building block or intermediate in the production of specialized silicone fluids, resins, and elastomers.
• Surface Modification Agent: Used to treat inorganic fillers (e.g., silica, glass) to improve their compatibility and dispersion within organic polymer matrices.
• Adhesion Promoter: Functions as a coupling agent in sealant, adhesive, and composite formulations to enhance bonding between dissimilar materials.
• Catalyst & Reagent: Employed in organic synthesis and catalysis as a reagent, particularly in reactions where controlled introduction of silicon is required.
• Protective Coatings: Acts as a precursor for sol-gel derived coatings that provide hydrophobic, anti-corrosive, or anti-fouling properties.
• Laboratory Research: Utilized in academic and industrial R&D for developing new organosilicon compounds and studying reaction mechanisms.

Basic Information

Product Name	Dipropyl Silicate
CAS No.	84254-96-6
Molecular Formula	C6H16O4Si
Molecular Weight	180.28 g/mol
Synonyms	Dipropyl Orthosilicate; Tetrapropoxysilane; Propyl Silicate; Tetrapropyl Orthosilicate; Tetrapropyl Silicate; Silicic Acid Tetrapropyl Ester; Propyl Orthosilicate; TPOS
EINECS	Contact for details

Quality Control

Our Dipropyl Silicate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or titration and impurity profiling, to ensure it meets precise specifications for purity and consistency. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.390 - 1.410

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.