Description

Tetramethylgermane is a highly volatile organogermanium compound with the CAS number 865-52-1. It serves as a crucial precursor in advanced materials science, particularly for the chemical vapor deposition (CVD) of germanium-containing thin films. This compound is essential for manufacturers and R&D facilities in the semiconductor, photovoltaics, and specialty chemical industries seeking high-purity germanium sources.

Application

• Semiconductor Manufacturing: As a key precursor for the Chemical Vapor Deposition (CVD) or Atomic Layer Deposition (ALD) of germanium (Ge) and germanium-containing (e.g., SiGe) thin films for advanced microelectronics.
• Photovoltaics & Optoelectronics: Used in the production of high-efficiency solar cells and infrared optical devices where germanium layers are required.
• Materials Science Research: Acts as a fundamental building block in organometallic chemistry and for synthesizing novel germanium-based polymers and nanomaterials.
• Catalysis: Employed as a ligand or precursor in the development of specialized catalysts for organic synthesis.
• Doping Agent: Utilized for introducing germanium into silicon wafers or other substrates to modify electrical properties.

Basic Information

Product Name	Tetramethylgermane
CAS No.	865-52-1
Molecular Formula	C4H12Ge
Molecular Weight	132.73 g/mol
Synonyms	Germanium, tetramethyl-; Tetramethylgermanium; TMG; Tetramethylgermylane; Germane, tetramethyl-; Germanomethane; Methylgermane
EINECS	212-742-6

Quality Control

Our Tetramethylgermane is produced and handled under stringent quality management systems to ensure batch-to-batch consistency and high purity, critical for sensitive deposition processes. We provide comprehensive Certificates of Analysis (COA) detailing purity, impurity profiles (including metals), and other key physical-chemical parameters. Specifications can be tailored to meet the rigorous demands of semiconductor-grade or research-grade applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and ignition points. Due to its highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation and moisture ingress. Recommended storage temperature is 2-8°C to minimize vapor pressure and degradation.

Specification

Item	Specification
Appearance	Colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Density (at 20°C)	~1.0 g/cm³
Boiling Point	~43-44 °C
Metal Impurities (ICP-MS)	< 1 ppm each

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