MilliporeSigma
All Photos(1)

396362

Sigma-Aldrich

Germanium(IV) methoxide

Sign Into View Organizational & Contract Pricing

Select a Size

Synonym(s):
Methyl germanate(IV), Tetramethoxygermanium
Linear Formula:
Ge(OCH3)4
CAS Number:
Molecular Weight:
196.78
MDL number:
PubChem Substance ID:
NACRES:
NA.22

form

liquid

Quality Level

reaction suitability

core: germanium
reagent type: catalyst

impurities

≤5% methyl alcohol

refractive index

n20/D 1.399 (lit.)

bp

66-67 °C/36 mmHg (lit.)

mp

−18 °C (dec.) (lit.)

density

1.325 g/mL at 25 °C (lit.)

SMILES string

CO[Ge](OC)(OC)OC

InChI

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

InChI key

ACOVYJCRYLWRLR-UHFFFAOYSA-N

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
447641339180262587
reaction suitability

core: germanium, reagent type: catalyst

reaction suitability

core: germanium, reagent type: catalyst

reaction suitability

core: germanium, reagent type: catalyst

reaction suitability

core: platinum, reagent type: catalyst

bp

66-67 °C/36 mmHg (lit.)

bp

167 °C (lit.)

bp

-

bp

-

mp

−18 °C (dec.) (lit.)

mp

-

mp

-

mp

-

density

1.325 g/mL at 25 °C (lit.)

density

1.033 g/mL at 25 °C (lit.)

density

1.14 g/mL at 25 °C (lit.)

density

1.05 g/mL at 25 °C

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

Application

  • Used as a promoting agent for vanadyl pyrophosphate-catalyzed oxidation reactions
  • Used to prepare sol-gel hybrid organic-inorganic coatings for capillary microextension and gas chromatography (GC)
  • For preparation of metal(IV) β-cyclodextrin bucket wheel complex
  • Preparation of gold nanoparticle templated germania nanoshells
Sol-gel intermediate in the formation of GeS2 and IR-transparent optics.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 2 - STOT SE 3

Target Organs

Eyes, Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

105.8 °F

Flash Point(C)

41 °C


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 5

1 of 5

Ceram. Bull., 63, 1427-1427 (1984)
Journal of the American Chemical Society, 112, 5636-5636 (1990)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service