Description

Tributoxymethylsilane is a versatile organosilicon compound with the CAS registry number 5581-68-0. This chemical serves as a valuable intermediate and functionalizing agent in advanced material synthesis, offering unique reactivity due to its silicon-oxygen-carbon framework. It is primarily sought after by manufacturers in the silicone polymer, specialty coatings, and pharmaceutical intermediate sectors for its ability to introduce specific functional groups and modify material properties.

Application

• Silicone Resin & Polymer Modification: Acts as a key intermediate or cross-linking agent in the synthesis of specialty silicone resins, enhancing thermal stability and adhesion properties.
• Surface Treatment & Coatings: Used as a surface modifying agent to impart hydrophobic characteristics or improve the compatibility of inorganic fillers with organic polymer matrices.
• Pharmaceutical & Agrochemical Intermediates: Serves as a building block in the synthesis of active pharmaceutical ingredients (APIs) and advanced agrochemicals, leveraging its reactive silane group.
• Adhesive & Sealant Formulations: Incorporated to improve the moisture resistance, flexibility, and bonding performance of high-performance adhesives and sealants.
• Electronic Materials: Utilized in the production of dielectric materials, encapsulants, or as a precursor in chemical vapor deposition (CVD) processes for microelectronics.
• Research & Development: Employed in academic and industrial R&D laboratories for exploring new organosilicon chemistry and developing novel functional materials.

Basic Information

Product Name	Tributoxymethylsilane
CAS No.	5581-68-0
Molecular Formula	C13H30O3Si
Molecular Weight	262.46 g/mol
Synonyms	Methyltributoxysilane; Tributoxy(methyl)silane; Silane, methyltributoxy-; Methylsilicon tributoxide; Tributoxymethylsilicon; Butyl orthosilicate, methyl derivative; (Tributoxymethyl)silane; Methyl tri-n-butoxysilane
EINECS	226-980-5

Quality Control

Our production of Tributoxymethylsilane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, purity verification, and impurity profiling, to ensure it meets precise customer specifications and consistent performance standards. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product 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
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.90 - 0.92 g/mL
Refractive Index (n20D)	1.405 - 1.415

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