Description

Silicic Acid, Hexapropyl Ester is a specific organosilicon compound, also known as tetrapropyl orthosilicate. This chemical serves as a versatile silicon precursor and coupling agent, valued for its ability to introduce silicon into organic matrices or act as a cross-linking intermediate. It is primarily needed by manufacturers in the silicone polymer, specialty coatings, and advanced material synthesis sectors seeking to modify surface properties or create hybrid organic-inorganic networks.

Application

• Silicone Resin & Elastomer Synthesis: Acts as a key monomer or cross-linking agent in the production of specialty silicone polymers.
• Surface Modification & Coupling Agent: Used to treat inorganic fillers (e.g., silica, glass) to improve compatibility and dispersion in organic polymer systems.
• Sol-Gel Processing: Serves as a silicon alkoxide precursor for the fabrication of silica-based gels, thin films, and ceramic coatings.
• Adhesive & Sealant Formulations: Imparts moisture-curing properties and enhances adhesion to various substrates.
• Specialty Coatings: Utilized in the formulation of high-performance, chemically resistant, or anti-corrosive coatings.
• Laboratory Reagent: Employed in organic synthesis and materials science research as a silicon source.

Basic Information

Product Name	Silicic Acid, Hexapropyl Ester
CAS No.	6544-00-9
Molecular Formula	C12H28O4Si
Molecular Weight	264.44 g/mol
Synonyms	Tetrapropyl Orthosilicate; Tetrapropoxysilane; Propyl Silicate (Tetra-); Silicic Acid Tetrapropyl Ester; Tetrapropyl Silicate; TPOS; Orthosilicic Acid Tetrapropyl Ester; Silicon Tetrapropoxide
EINECS	229-461-6

Quality Control

Our Silicic Acid, Hexapropyl Ester is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles are available upon request to support your quality assurance processes.

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 product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20D)	1.390 - 1.400
Density (20°C)	0.90 - 0.95 g/mL

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