
Germanium (IV) Methoxide
Properties

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Information about Germanium (IV) Methoxide / CAS 992-91-6
Germanium (IV) Methoxide (Ge(OCH₃)₄) is a versatile organogermanium compound widely recognized for its high volatility, controlled reactivity, and ability to serve as a precursor in advanced material synthesis. With exceptional solubility in organic solvents, it is extensively used in thin-film deposition techniques such as Atomic Layer Deposition (ALD) and Metal-Organic Chemical Vapor Deposition (MOCVD), enabling precise control over film growth for high-performance applications. The compound’s molecular structure and thermal stability make it useful for nanotechnology-driven research and development semiconductor manufacturing, optoelectronics, and catalysis.
As a potential precursor for Germanium-based thin films, Ge(OCH₃)₄ is being investigated for the fabrication of high-k dielectric materials, optical coatings, and microelectronic components. Its application in ALD and MOCVD processes allows for the deposition of ultra-thin, uniform layers essential for semiconductor devices, including transistors, memory storage units, and integrated circuits. Research has demonstrated its effectiveness in producing Germanium Oxide films, which enhance the performance of next-generation semiconductor technologies. Additionally, its use in high-refractive-index coatings has positioned it as a key material in the development of new and innovative infrared optics, photonic devices, and laser systems, where optical clarity and material purity are critical.
Germanium (IV) Methoxide is an essential component in advanced dielectric materials, particularly in the development of high-performance optical coatings and semiconductor processing. These coatings are widely utilized in the fabrication of non-volatile memory devices, sensors, and tunable capacitors, ensuring improved energy storage and signal processing capabilities in modern electronics. The ability of Ge(OCH₃)₄ to integrate seamlessly into these material systems has expanded its industrial potential, reinforcing its role in next-generation electronic components.
Moreover, its role in fiber optics and telecommunications has been investigated due to its compatibility with silicon-germanium alloys, which are crucial for the fabrication of high-speed optical communication devices. The ability of Ge(OCH₃)₄ to contribute to low-loss optical waveguides and photodetectors, particularly when integrated with silicon-based platforms. This has reinforced its position in the optoelectronics industry, addressing the growing demand for high-bandwidth data transmission and efficient signal processing technologies.
- Niwa, M., Hidalgo, C. V., Hattori, T., & Murakami, Y. (1986). Germanium methoxide: New reagent for controlling the pore-opening size of zeolite by CVD. In Studies in Surface Science and Catalysis (Vol. 28, pp. 297-304). Elsevier. https://doi.org/10.1016/S0167-2991(09)60886-7
- Veselova, V. O., Kottsov, S. Y., Golodukhina, S. V., Piryazev, A. A., & Gajtko, O. M. (2024). Solvent, Catalyst, and Precursor: Parameters of Ge (OR) 4 Hydrolysis for GeO2 Aerogels Production. Russian Journal of Inorganic Chemistry, 1-7. https://doi.org/10.1134/S0036023624603349
Safety
- H226Flammable liquid and vapor.
- H301+H311+H331Toxic if swallowed, in contact with skin, or if inhaled.
- H315Causes skin irritation.
- H319Causes serious eye irritation.
- H335May cause respiratory irritation.
- P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
- P240Ground/bond container and receiving equipment.
- P241Use explosion-proof electrical/ventilating/lighting/.../equipment.
- P242Use only non-sparking tools.
- P260Do not breathe dust/fume/gas/mist/vapours/spray.
- P270Do not eat, drink or smoke when using this product.
- P271Use only outdoors or in a well-ventilated area.
- P280Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
- P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
- P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
- P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P361Remove/Take off immediately all contaminated clothing.
- P370+P378In case of fire: Use ... for extinction.
- P403+P233Store in a well-ventilated place. Keep container tightly closed.


