Description

Diisopropylethoxysilane is a versatile organosilicon compound used as a key reagent and intermediate in advanced material synthesis. Its primary value lies in its ability to introduce silyl protecting groups and act as a precursor for surface modification and coupling agents. This product is essential for manufacturers and R&D teams in the pharmaceutical, semiconductor, and specialty polymer industries seeking to enhance material properties and reaction selectivity.

Application

• Pharmaceutical Intermediate: Used as a protecting group reagent in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Surface Modification Agent: Functionalizes silica, glass, and metal oxide surfaces to alter hydrophobicity, adhesion, and compatibility.
• Silicon-Based Polymer Synthesis: Serves as a monomer or cross-linking agent in the production of silicones and siloxane-based materials.
• Semiconductor Manufacturing: Employed in chemical vapor deposition (CVD) processes as a precursor for silicon-containing thin films and dielectric layers.
• Adhesive & Sealant Formulations: Acts as an adhesion promoter and moisture scavenger in high-performance silicone adhesives and sealants.
• Research & Development: A valuable building block in organic and organometallic chemistry for developing new synthetic methodologies.

Basic Information

Product Name	Diisopropylethoxysilane
CAS No.	90633-16-2
Molecular Formula	C8H20OSi
Molecular Weight	160.33 g/mol
Synonyms	Ethoxydiisopropylsilane; Diisopropyl(ethoxy)silane; (Diisopropylsilyl)oxyethane; Ethoxy-diisopropyl-silane; Silane, ethoxydiisopropyl-; Diisopropyl ethoxysilane; (i-Pr)2Si(H)OEt; EINECS 292-775-5
EINECS	292-775-5

Quality Control

Our Diisopropylethoxysilane is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	1.405 - 1.415
Density (20°C)	0.80 - 0.85 g/mL

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