992-91-6

Basic information

• Product Name: GERMANIUM(IV) METHOXIDE
• Synonyms: TETRAMETHOXYGERMANE;TETRAMETHOXYGERMANIUM;TETRAMETHOXYGERMANIUM(IV);germanicacidtetramethylester;Methylgermanate(IV);tetramethylorthogermanate;GERMANIUM TETRAMETHOXIDE;GERMANIUM METHOXIDE
• CAS NO: 992-91-6
• Molecular Formula: C4H12GeO4
• Molecular Weight: 196.78
• Mol File: 992-91-6.mol

Chemical Properties

• Melting Point: −18 °C (dec.)(lit.)
• Boiling Point: 66-67 °C36 mm Hg(lit.)
• Flash Point: 105 °F
• Appearance: /liquid
• Density: 1.325 g/mL at 25 °C(lit.)
• Vapor Pressure: 59.6mmHg at 25°C
• Refractive Index: n20/D 1.399(lit.)
• Sensitive: Moisture Sensitive
• Stability: Stable, but may decompose upon exposure to moist air or water. Flammable. Incompatible with strong oxidizing agents.
• CAS DataBase Reference: GERMANIUM(IV) METHOXIDE(CAS DataBase Reference)
• NIST Chemistry Reference: GERMANIUM(IV) METHOXIDE(992-91-6)
• EPA Substance Registry System: GERMANIUM(IV) METHOXIDE(992-91-6)

Safety Data

• Hazard Codes: T
• Statements: 10-23/24/25-36/37/38-68/20/21/22
• Safety Statements: 16-26-36/37/39-45-36/37
• RIDADR: UN 1993 3/PG 3
• WGK Germany: 1
• TSCA: No
• HazardClass: 3
• PackingGroup: III
• Hazardous Substances Data: 992-91-6(Hazardous Substances Data)

Usage

Uses

Used in Chemical Synthesis:
Germanium(IV) methoxide is used as a promoting agent for vanadyl pyrophosphate-catalyzed oxidation reactions. It enhances the efficiency and selectivity of these reactions, which are important in the synthesis of various organic compounds.
Used in Sol-Gel Technology:
Germanium(IV) methoxide is used as a sol-gel intermediate in the formation of GeS2 and IR-transparent optics. The sol-gel process allows for the creation of thin films and coatings with unique properties, such as high refractive index, low thermal expansion, and excellent chemical durability.
Used in Analytical Chemistry:
Germanium(IV) methoxide is used to prepare sol-gel hybrid organic-inorganic coatings for capillary microextraction and gas chromatography (GC). These coatings provide improved separation and detection capabilities, enhancing the performance of analytical instruments.
Used in Pharmaceutical Industry:
Germanium(IV) methoxide is used for the preparation of metal(IV) β-cyclodextrin bucket wheel complexes. These complexes have potential applications in drug delivery and pharmaceutical formulations, offering improved solubility, stability, and bioavailability of active pharmaceutical ingredients.
Used in Nanotechnology:
Germanium(IV) methoxide is used in the preparation of gold nanoparticle templated germania nanoshells. These nanoshells have potential applications in various fields, such as sensing, imaging, and therapeutics, due to their unique optical, electronic, and magnetic properties.

InChI:InChI=1/C4H12GeO4/c1-6-5(7-2,8-3)9-4/h1-4H3