Dibutyl germanium dichloride

Structural formula
General
Surname	Dibutyl germanium dichloride
other names	Dibutyldichlorgerman Di- n -butylgermanium dichloride
Molecular formula	C 8 H 18 Cl 2 Ge
Brief description	liquid
External identifiers / databases
CAS number 4593-81-1 EC number 224-986-9 ECHA InfoCard 100.022.716 PubChem 20723 Wikidata Q41744484
properties
Molar mass	257.73 g mol −1
Physical state	liquid
density	1.208 g cm −3
boiling point	241-243 ° C
solubility	reacts violently with water
Refractive index	1.4730 (20 ° C)
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 301-314 EUH: 014 P: 260-301 + 310-303 + 361 + 353-305 + 351 + 338-405-501
Toxicological data	100 mg kg −1 ( LD 50 ,  rat ,  oral )
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

Dibutylgermanium dichloride is a chemical compound from the group of chlorides .

Extraction and presentation

DiButylgermanium dichloride can be obtained by reacting butylmagnesium chloride with germanium (IV) chloride in the presence of aluminum chloride.

${\displaystyle \mathrm {BuMgCl+GeCl_{4}\longrightarrow Bu_{4}Ge\longrightarrow Bu_{2}Cl_{2}Ge} }$

properties

Dibutylgermanium dichloride is a liquid that reacts violently with water.

use

Dibutylgermanium dichloride can be used to make polygermanes.

Individual evidence

1. ↑ ^{a b c d e f g h i j} data sheet Di-n-butylgermanium dichloride, 97% from AlfaAesar, accessed on October 8, 2017 ( PDF )(JavaScript required) .
2. ^ Nathan Robert Classen: Synthesis and gas phase thermochemistry of germanium-containing compounds
3. ^ Alaa S. Abd-El-Aziz, Charles E. Carraher, Charles U. Pittman, Martel Zeldin: Macromolecules Containing Metal and Metal-Like Elements, Group IVA Polymers . John Wiley & Sons, 2005, ISBN 0-471-71254-X , pp. 229 ( limited preview in Google Book search).