Description

Dimethylgermane is a highly volatile organogermanium compound with the CAS number 1449-64-5. This gaseous precursor is critical for depositing high-purity germanium-containing thin films in advanced semiconductor manufacturing. It serves as an essential building block for research and production in electronics, photonics, and materials science. Industries requiring precise chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes rely on its consistent quality and reactivity.

Application

• Semiconductor Fabrication: As a key precursor for the chemical vapor deposition (CVD) and atomic layer deposition (ALD) of germanium and germanium-containing films (e.g., SiGe) in microelectronics.
• Advanced Materials Synthesis: Used in the production of novel organogermanium polymers and hybrid materials for specialized coatings.
• Photovoltaic Research: Employed in the development of next-generation solar cells, including thin-film and multi-junction photovoltaic devices.
• Optoelectronics: A precursor for manufacturing waveguides, optical fibers, and other photonic components that incorporate germanium.
• Catalysis Research: Serves as a ligand or precursor in organometallic chemistry for developing novel catalytic systems.
• Academic & Industrial R&D: A fundamental reagent for synthetic chemistry and materials science research exploring germanium chemistry.

Basic Information

Product Name	Dimethylgermane
CAS No.	1449-64-5
Molecular Formula	C2H8Ge
Molecular Weight	104.69 g/mol
Synonyms	Germane, dimethyl-; Digermylmethane (deprecated); DMG; (CH3)2GeH2; Methylgermane, methyl-; Germanomethane, dimethyl-; GeH2(CH3)2
EINECS	215-911-9

Quality Control

Our Dimethylgermane is produced and handled under stringent quality management systems to ensure batch-to-batch consistency and high purity for critical applications. Each lot is analyzed using advanced gas chromatography (GC) and spectroscopic methods. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed, specially designed cylinder or container, protected from light and stored in a cool, well-ventilated area. Due to its highly volatile and gaseous nature, the container must be kept securely valve-closed at room temperature (15-25°C) away from ignition sources and oxidizing agents. Store under an inert atmosphere if the container is opened and resealed.

Specification

Item	Specification
Appearance	Colorless Gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Major Impurities (GC)	Methylgermane, Trimethylgermane, Germane (Individually ≤ 0.5%)
Oxygen (as O2)	≤ 10 ppm
Moisture (H2O)	≤ 5 ppm
Total Metallic Impurities	≤ 1 ppm

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