Tetraethylgermane

Basic Information

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CAS Number

597-63-7

Molecular Formula

C8H20Ge

Molecular Weight

188.86 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

-90 °C

Boiling Point

165°C

Flash Point

44 ºC

Refractive Index

n20/D 1.442(lit.)

SMILES

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CC[Ge](CC)(CC)CC

InChI

InChI=1S/C8H20Ge/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3

InChIKey

QQXSEZVCKAEYQJ-UHFFFAOYSA-N

LogP

3.514800000000003

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

47.5

Safety Information

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Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 3 Class 3

Synonyms & References

English

WLN: 2-GE-2&2&2
InChI=1/C8H20Ge/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3
NSC65800
AKOS015838469
DTXSID9060499
Tetraethylgermanium
NSC 65800
QQXSEZVCKAEYQJ-UHFFFAOYSA-
T1157
GERMANIUM, TETRAETHYL-
tetraethyl-germanium
597-63-7
NSC-65800
MFCD00015096
BRN 3660242
EINECS 209-905-7
Q2277172
QQXSEZVCKAEYQJ-UHFFFAOYSA-N
D92457
Tetraethyl germane
FT-0693993
Tetraethylgermane
Germane, tetraethyl-
(C2H5)4Ge
tetraethylgermanium
C8H20Ge
8017AF

MDL Number

MFCD00015096

FAQ

What are the physical and chemical properties of Tetraethylgermane (CAS: 597-63-7)?

Tetraethylgermane (CAS: 597-63-7) is a colorless liquid with a strong odor. It has a molecular weight of approximately 150.26 g/mol. This compound is soluble in organic solvents but slightly soluble in water. It is highly reactive and can undergo addition reactions and polymerization under appropriate conditions. It also has a low boiling point of about 58-60 °C and a flash point of 37 °C.

How is Tetraethylgermane (CAS: 597-63-7) typically synthesized?

Tetraethylgermane (CAS: 597-63-7) is typically synthesized by the reaction of germanium(IV) oxide or germanium tetrachloride with diethyl zinc in the presence of a catalytic amount of triethylamine. The reaction is carried out under anhydrous conditions to ensure high selectivity and yield, which is around 85-90%.

What industries use Tetraethylgermane (CAS: 597-63-7)?

Tetraethylgermane (CAS: 597-63-7) is widely used in the pharmaceutical, polymer, and semiconductor industries. It serves as a precursor in the synthesis of various organic compounds and organogermanium compounds. In the polymer industry, it is used as a co-catalyst in the polymerization of certain olefinic monomers. Additionally, it is utilized in the manufacturing of sensors and as an additive in certain types of glass.

What precautions should be taken when handling Tetraethylgermane (CAS: 597-63-7)?

When handling Tetraethylgermane (CAS: 597-63-7), it is crucial to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood to minimize inhalation risk. Spills should be cleaned up using appropriate absorbent materials, and the area should be well-ventilated. Always refer to the Safety Data Sheet (SDS) for detailed handling and storage guidelines.