Description

Ethyltriethoxygermane is an organogermanium compound that serves as a versatile precursor in advanced material synthesis. Its value lies in its ability to introduce germanium and ethoxy functional groups into polymers and inorganic matrices, enabling precise control over material properties. This chemical is essential for researchers and manufacturers in the semiconductor, specialty polymer, and glass coating industries seeking to develop materials with tailored optical, thermal, or electronic characteristics.

Application

• Semiconductor & Microelectronics: As a precursor for chemical vapor deposition (CVD) or atomic layer deposition (ALD) to create germanium-containing thin films for advanced semiconductor devices.
• Specialty Polymers & Resins: Used as a cross-linking agent or monomer to synthesize germanium-modified polymers with enhanced thermal stability, refractive index, or specific mechanical properties.
• Glass & Optical Coatings: A key component in sol-gel processes for producing germanium-doped silica glasses or anti-reflective, scratch-resistant coatings with high optical clarity.
• Catalysis & Organic Synthesis: Acts as an intermediate or catalyst component in specific organic transformations and the synthesis of novel organometallic complexes.
• Adhesives & Sealants: Imparts improved adhesion and environmental resistance when incorporated into high-performance formulations.
• Research & Development: Serves as a critical building block in academic and industrial R&D for exploring new material science applications of germanium chemistry.

Basic Information

Product Name	Ethyltriethoxygermane
CAS No.	5865-92-9
Molecular Formula	C8H20GeO3
Molecular Weight	221.84 g/mol
Synonyms	Ethylgermanium triethoxide; Triethoxyethylgermane; Ethyltriethoxysilane analog (Ge); Germanium, ethyltriethoxy-; (Triethoxyethyl)germane; Ethylgermyl triethoxide; ETEOG; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Ethyltriethoxygermane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (GC/HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with every 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). 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. Keep away from incompatible materials such as strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (20°C)	~1.10 g/cm³
Refractive Index (n20D)	~1.420
Moisture (KF)	≤ 0.5%

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