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Propagermanium
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Propagermanium

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Propagermanium
Propagermanium polymeric.png
Names
IUPAC name
3-[(2-Carboxyethyl-oxogermyl)oxy-oxogermyl]propanoic acid
Other names
proxigermanium, Ge-132, germanium sesquioxide, 2-carboxyethylgermasesquioxane, SK-818, bis(2-carboxyethylgermanium) sesquioxide
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.032.533
EC Number
  • 235-800-0
KEGG
PubChem CID
UNII
  • InChI=1S/C6H10Ge2O7/c9-5(10)1-3-7(13)15-8(14)4-2-6(11)12/h1-4H2,(H,9,10)(H,11,12)
    Key: XEABSBMNTNXEJM-UHFFFAOYSA-N
  • C(C[Ge](=O)O[Ge](=O)CCC(=O)O)C(=O)O
Properties
C6H10O7Ge2
Molar mass 339.4222 g/mol
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H315, H319, H335
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Propagermanium (INN), also known by a variety of other names including bis(2-carboxyethylgermanium) sesquioxide and 2-carboxyethylgermasesquioxane, is an organometallic compound of germanium that is sold as an alternative medicine. It is a polymeric compound with the formula ((HOOCCH2CH2Ge)2O3)n.

The compound was first synthesized in 1967 at the Asai Germanium Research Institute in Japan. It is a water-soluble organogermanium compound used as raw material in health foods. The compound displays low toxicity in studies with rats.



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