Diethyl germanium dichloride

Structural formula
General
Surname	Diethyl germanium dichloride
other names	Dichlorodiethylgerman
Molecular formula	(C 2 H 5 ) 2 GeCl 2
Brief description	colorless liquid
External identifiers / databases
CAS number 13314-52-8 EC number 236-344-5 ECHA InfoCard 100.033.026 PubChem 83334 Wikidata Q41620735
properties
Molar mass	201.67 g mol −1
Physical state	liquid
density	1.372 g cm −3 (25 ° C)
Melting point	172.8 ° C
solubility	decomposes on contact with water soluble in organic solvents
Refractive index	1.471 (20 ° C)
safety instructions
GHS labeling of hazardous substances Caution H and P phrases H: 302-312-319-332-335 P: 261-280-305 + 351 + 338
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Diethylgermanium dichloride is a chemical compound from the group of organic germanium compounds .

Extraction and presentation

Diethylgermanium dichloride can be obtained by reacting chloroethane with germanium at 625 K over copper.

${\displaystyle \mathrm {2\ C_{2}H_{5}Cl+Ge\longrightarrow (C_{2}H_{5})_{2}GeCl_{2}} }$

It is also possible to display it by reacting tetraethylgermanium with germanium (IV) chloride .

properties

Diethylgermanium dichloride is a colorless liquid that decomposes on contact with water.

use

Diethylgermanium dichloride is used as an intermediate in the manufacture of other chemical compounds.

Individual evidence

1. ↑ ^{a b c d e f g} data sheet Diethylgermanium dichloride, 97% from Sigma-Aldrich , accessed on October 19, 2015 ( PDF ).
2. ^ EG Rochow, EW Abel: The Chemistry of Germanium: Tin and Lead . Elsevier, 2014, ISBN 978-1-4831-8758-7 , pp. 34 ( books.google.de ).
3. ↑ ^{a b c} data sheet diethylgermanium dichloride from AlfaAesar, accessed on October 5, 2017 ( PDF )(JavaScript required) .
4. ^ RK Agarwal, B. Tech: Kirshna's Engineering Chemistry: (UP) (Theory and Practicals) . Krishna Prakashan Media, ISBN 978-81-87224-92-1 , pp. 309 ( books.google.de ).
5. ↑ Jane E. Macintyre: Dictionary of Organometallic Compounds . CRC Press, 1994, ISBN 978-0-412-43060-2 , pp. 1715 ( books.google.de ).
6. ^ Wiley Online Library: Contributions to the chemistry of phosphorus. 123. Synthesis and properties of the diphosphagermiranes (t-BuP) 2GePh2 and (t-BuP) 2GeEt2 . doi : 10.1002 / zaac.19835030802 ( wiley.com ).