Dipotassium tris(1,2-benzenediolato-O,O')germanate

Base Information

• Chemical Name: Dipotassium tris(1,2-benzenediolato-O,O')germanate
• CAS No.: 112712-64-8
• Molecular Formula: C18H12 Ge O6 . 2 K
• Molecular Weight: 475.076
• European Community (EC) Number: 620-814-5
• DSSTox Substance ID: DTXSID70587318
• Mol file: 112712-64-8.mol

Synonyms:112712-64-8;Dipotassium tris(1,2-benzenediolato-O,O')germanate;Dipotassium tris(1,2-benzenediolato-O,O/')germanate;dipotassium;2-[[2-(2-oxidophenoxy)-1,3,2-benzodioxagermol-2-yl]oxy]phenolate;DTXSID70587318;Dipotassium tris(1,2-benzenediolato-O,O')germanate, 97%;Dipotassium 2,2'-[2H-1,3,2-benzodioxagermole-2,2-diylbis(oxy)]diphenolate

Chemical Property of Dipotassium tris(1,2-benzenediolato-O,O')germanate

Chemical Property:

• Melting Point: 180 °C (dec.)(lit.)
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 83.04000
• Density: g/cm³
• LogP: 4.33900
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 4
• Exact Mass: 475.9119788
• Heavy Atom Count: 27
• Complexity: 409

Purity/Quality:

98%,99%, ^*data from raw suppliers

Dipotassium tris(1,2-benzenediolato-O,O′)germanate 97% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xn
• Statements: 20/21/22
• Safety Statements: 36

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C(=C1)[O-])O[Ge]2(OC3=CC=CC=C3O2)OC4=CC=CC=C4[O-].[K+].[K+]

Technology Process of Dipotassium tris(1,2-benzenediolato-O,O')germanate

There total 2 articles about Dipotassium tris(1,2-benzenediolato-O,O')germanate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

potassium tris(2,3-butanediolato)germanate (112712-66-0) + benzene-1,2-diol (120-80-9,19481-10-8,37349-32-9) → tris(1,2-benzenediolato-O,O′)germanate (112712-64-8)

Guidance literature:

In methanol; (N2); added a soln. of catechol to soln. of Ge-compound; stirred for 2 h; pptd.; evapd.; washed with ether; dried in vacuo;

DOI:10.1021/om00051a049

Reference yield: 97.0%

potassium methanolate (865-33-8) + germanium dioxide + benzene-1,2-diol (120-80-9,19481-10-8,37349-32-9) → tris(1,2-benzenediolato-O,O′)germanate (112712-64-8)

Guidance literature:

With 2,3-butanediol; In methanol; (N2); added a soln. of CH3OK and than a soln. of catechol and 2,3-butanediol to suspn. of GeO2; refluxed for 2 h; evapd.; washed with ether; dried in vacuo; IR;

DOI:10.1021/om00051a049

Reference yield: 87.0%

tris(1,2-benzenediolato-O,O′)germanate (112712-64-8) → tetrabutylgermanium (1067-42-1)

Guidance literature:

With 1-bromo-butane; magnesium; In tetrahydrofuran; (N2); heated a suspn. of Mg and Ge-compound under stirring to 50-55°C; added dropwise a soln. of n-butyl bromide; refluxed under stirring for 2 h; cooled; added ether; evapd.; distd.;

DOI:10.1021/om00051a049

upstream raw materials:

potassium tris(2,3-butanediolato)germanate

benzene-1,2-diol

potassium methanolate

Downstream raw materials:

triphenylgermane

tetraphenylgermane

tricyclhexylbromogermane

tetraethylgermane

Refernces

• 1、 Cerveau,Chuit,Corriu,Reye. "Reactions of nucleophilic reagents with dianionic hexacoordinated germanium complexes: A new convenient route to functional organogermanes from germanium dioxide". . p. 786 - 787. Retrieved 2008/10/08.