Germanium(IV) methoxide
Germanium(IV) methoxide (CAS 992-91-6), molecular formula Ge(OCH3)4, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Methyl germanate(IV),Tetramethoxygermanium

| Molecular weight | 196.78 |
|---|---|
| Linear formula | Ge(OCH3)4 |
| Form | liquid |
| Boiling point | 66-67 °C/36 mmHg(lit.) |
| Density | 1.325 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.399(lit.) |
| Impurities tested | ≤5% methyl alcohol |
| Melting point | −18 °C (dec.)(lit.) |
| Application | • Used as a promoting agent for vanadyl pyrophosphate-catalyzed oxidation reactions1• Used to prepare sol-gel hybrid organic-inorganic coatings for capillary microextension and gas chromatography (GC)2• For preparation of metal(IV) β-cyclodextrin bucket wheel complex3• Preparation of gold nanoparticle templated germania nanoshells4 |



Hazard statements
- H226Flammable liquid and vapour
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
- H371May cause damage to organs
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Flash point | 41 °C / 105.8 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 10-23/24/25-36/37/38-68/20/21/22 |
| Safety statements (S) | 26-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Germanium(IV) methoxide?
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Germanium(IV) methoxide (CAS 992-91-6), molecular formula Ge(OCH3)4, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to USP, BP and EP standards.
What grades of Germanium(IV) methoxide does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Germanium(IV) methoxide in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Germanium(IV) methoxide?
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Germanium(IV) methoxide has CAS number 992-91-6 and molecular formula Ge(OCH3)4. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Germanium(IV) methoxide?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Germanium(IV) methoxide ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Germanium(IV) methoxide be stored?
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Store Germanium(IV) methoxide in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Germanium(IV) methoxide used for?
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Germanium(IV) methoxide is used in catalysis & inorganic applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Germanium(IV) methoxide?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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