Tetraethylgermane

Modify Date: 2025-08-23 18:53:40

Tetraethylgermane Structure
Tetraethylgermane structure
Common Name Tetraethylgermane
CAS Number 597-63-7 Molecular Weight 188.884
Density 0.998 g/mL at 25 °C(lit.) Boiling Point 164.9±23.0 °C at 760 mmHg
Molecular Formula C8H20Ge Melting Point -90 °C
MSDS N/A Flash Point 44.2±16.7 °C

 Names

Name Tetraethylgermane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.998 g/mL at 25 °C(lit.)
Boiling Point 164.9±23.0 °C at 760 mmHg
Melting Point -90 °C
Molecular Formula C8H20Ge
Molecular Weight 188.884
Flash Point 44.2±16.7 °C
Exact Mass 190.077682
LogP 5.44
Vapour Pressure 2.5±0.3 mmHg at 25°C
Index of Refraction n20/D 1.442(lit.)
Storage condition Flammables area

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LY5290000
CHEMICAL NAME :
Germanium, tetraethyl-
CAS REGISTRY NUMBER :
597-63-7
BEILSTEIN REFERENCE NO. :
3660242
LAST UPDATED :
199701
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C8-H20-Ge
MOLECULAR WEIGHT :
188.87
WISWESSER LINE NOTATION :
2-GE-2&2&2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1241,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
780 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
31ZUAV "Investigations in the Field of Organogermanium Chemistry," Rijkens, F., and G.J.M. Van Der Kerk, Utrecht, Netherlands, Schotanus & Jens Utrecht N.V., 1964 Volume(issue)/page/year: -,95,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
460 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
31ZUAV "Investigations in the Field of Organogermanium Chemistry," Rijkens, F., and G.J.M. Van Der Kerk, Utrecht, Netherlands, Schotanus & Jens Utrecht N.V., 1964 Volume(issue)/page/year: -,95,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2870 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1241,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3580 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
31ZUAV "Investigations in the Field of Organogermanium Chemistry," Rijkens, F., and G.J.M. Van Der Kerk, Utrecht, Netherlands, Schotanus & Jens Utrecht N.V., 1964 Volume(issue)/page/year: -,95,1964

 Safety Information

Hazard Codes Xn
Risk Phrases 10-22-36/37/38
Safety Phrases S16-S26-S36
RIDADR UN 1993 3/PG 3
WGK Germany 3
RTECS LY5290000
Packaging Group III
Hazard Class 3

 Synthetic Route

 Synonyms

EINECS 209-905-7
Germanium, tetraethyl-
MFCD00015096
4-04-00-04284
Germane, tetraethyl-
Tetraethyl germane
Tetraethylgermane
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