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Basic Information
CAS No.: 994-65-0
Name: TETRA-N-PROPYLGERMANE
Molecular Structure:
Molecular Structure of 994-65-0 (TETRA-N-PROPYLGERMANE)
Formula: C12H28 Ge
Molecular Weight: 244.944
Synonyms: NSC 65799;Tetrapropylgermane; Tetrapropylgermanium
Density: g/cm3
Melting Point: -73°C
Boiling Point: 86-87 °C5 mm Hg(lit.)
Flash Point: 98.1°C
Solubility: 8.133ug/L(25 oC)
Hazard Symbols:
Risk Codes: 20/21/22
Safety: Slightly toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of Ge−.
PSA: 0.00000
LogP: 5.07520
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Chemistry

Empirical Formula of Tetrapropylgermane (CAS NO.994-65-0): C12H28Ge
Molecular Weight: 244.99072 g/mol
EINECS: 213-620-3
Melting point: -73 °C
Flashing point: 191 °F
Density: 0.946 g/mL at 25 °C(lit.)
Vapour Pressure: 29 mm Hg ( 100 °C)
Boiling Point: 86-87 °C5 mm Hg(lit.)
Structure of Tetrapropylgermane (CAS NO.994-65-0):
                 
IUPAC Name: Tetrapropylgermane
Canonical SMILES: CCC[Ge](CCC)(CCC)CCC
InChI: InChI=1S/C12H28Ge/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-12H2,1-4H3
InChIKey: XSYFWJCOPKYIQN-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

orl-rat LD50:>12 g/kg

     CHDDAT    Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences, Serie D. 262 (1966),1302.
2.    

ipr-rat LD50:12 g/kg

     85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,1243.
3.    

orl-mus LD50:>20 g/kg

     CHDDAT    Comptes Rendus Hebdomadaires des Seances de l’Academie des Sciences, Serie D. 262 (1966),1302.
4.    

ipr-mus LD50:5640 mg/kg

     85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,1243.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Slightly toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of Ge−.
Hazard Codes of Tetrapropylgermane (CAS NO.994-65-0): HarmfulXn
Risk Statements: 20/21/22 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 36 
S36:Wear suitable protective clothing.
 

Specification

 Tetrapropylgermane , its cas register number is 994-65-0. It also can be called Tetrapropylgermanium ; and Germane, tetrapropyl- .