Tetraethylgermanium

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Tetraethylgermanium
Structural formula of tetraethylgermanium
Ball-and-stick model of the tetraethylgermanium molecule
Names
Preferred IUPAC name
Tetraethylgermane
Identifiers
3D model (JSmol)
Abbreviations TEG
ChemSpider
ECHA InfoCard 100.009.006 Edit this at Wikidata
EC Number
  • 209-905-7
RTECS number
  • LY5290000
UN number 1993
  • InChI=1S/C8H20Ge/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3 checkY
    Key: QQXSEZVCKAEYQJ-UHFFFAOYSA-N checkY
  • InChI=1/C8H20Ge/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3
    Key: QQXSEZVCKAEYQJ-UHFFFAOYAH
  • CC[Ge](CC)(CC)CC
Properties
C8H20Ge
Molar mass 188.878 g·mol−1
Appearance Colourless liquid
Density 0.998 g cm−3
Boiling point 163 to 165 °C (325 to 329 °F; 436 to 438 K)
Hazards
GHS labelling:
GHS02: FlammableGHS07: Exclamation mark
Signal word
Warning
H226, H302, H315, H319, H335
P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P301+P312, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P370+P378, P403+P233, P403+P235, P405, P501
NFPA 704 (fire diamond)
2
3
2
Flash point 35 °C (95 °F; 308 K)
Related compounds
Related compounds
Tetraethyltin

Tetraethyllead

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Tetraethylgermanium (common name tetraethyl germanium), abbreviated TEG, is an organogermanium compound with the formula (CH3CH2)4Ge. Tetraethylgermanium is an important chemical compound used in vapour deposition of germanium which is in a tetrahedral shape.

Synthesis[]

Clemens Winkler first reported the compound in 1887 from diethylzinc and germanium tetrachloride, shortly after germanium was discovered in 1887.[1]

References[]

  1. ^ Clemens Winkler (1887). "Mittheilungen über des Germanium. Zweite Abhandlung". J. Prak. Chemie. 36: 177–209. doi:10.1002/prac.18870360119. Retrieved 2008-08-20.

External links[]

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