Description

Germanium(IV) Isopropoxide is a high-purity metal alkoxide compound, a key precursor in advanced materials synthesis. Its primary value lies in its role as a versatile source of germanium oxide for sol-gel processes and chemical vapor deposition (CVD). This product is essential for manufacturers and R&D facilities in the semiconductor, optical coating, and specialty ceramics industries seeking precise control over material composition and nanostructure.

Application

• Semiconductor Manufacturing: As a precursor for the deposition of germanium-containing thin films and high-k dielectric layers via CVD and ALD processes.
• Optical Materials: Used in sol-gel synthesis for producing germanium-doped silica glasses and coatings with tailored refractive indices for optical fibers and lenses.
• Catalysis: Serves as a catalyst or catalyst support precursor in specialized organic synthesis and polymerization reactions.
• Ceramics & Composites: A key starting material for producing high-purity germanium oxide ceramics and germanium-based composite materials.
• Research & Development: Employed in academic and industrial labs for developing novel nanomaterials, metal-organic frameworks (MOFs), and hybrid organic-inorganic polymers.
• Protective Coatings: Used to formulate thin, durable coatings that provide specific surface properties like hardness or chemical resistance.

Basic Information

Product Name	Germanium(IV) Isopropoxide
CAS No.	21154-48-3
Molecular Formula	C12H28GeO4
Molecular Weight	292.95 g/mol
Synonyms	Tetraisopropoxygermane; Germanium tetraisopropoxide; Tetra(isopropoxy)germane; Isopropyl germanate(IV); Germanium isopropoxide; Ge(O-i-Pr)4; Tetraisopropyl orthogermanate
EINECS	244-258-0

Quality Control

Our Germanium(IV) Isopropoxide is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, metal impurities, and solvent content. Our quality systems are designed to meet the stringent requirements of advanced materials manufacturing and research applications.

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 hydrolysis and degradation. Keep away from incompatible materials such as strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Ge basis)	≥ 99.0%
Purity (HPLC)	≥ 98.0%
Density (at 20°C)	~1.1 g/mL
Refractive Index (n20D)	~1.43
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 5 ppm
Chloride (Cl)	≤ 50 ppm

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