Tetrabutylgermane

Base Information

• Chemical Name: Tetrabutylgermane
• CAS No.: 1067-42-1
• Molecular Formula: C16H36Ge
• Molecular Weight: 301.052
• Hs Code.: 29310099
• European Community (EC) Number: 213-929-3
• NSC Number: 65798
• UNII: VP2ESR3U6M
• DSSTox Substance ID: DTXSID2061438
• Nikkaji Number: J104.108H
• Wikidata: Q20054549
• Mol file: 1067-42-1.mol

Synonyms:Tetrabutylgermane;tetra-n-Butylgermane;1067-42-1;Tetrabutylgermanium;Germane, tetrabutyl-;tetra-n-butylgermanium;VP2ESR3U6M;EINECS 213-929-3;NSC 65798;NSC-65798;AI3-50628;MFCD00015224;NSC65798;UNII-VP2ESR3U6M;NCIOpen2_008266;C16H36Ge;C16-H36-Ge;DTXSID2061438;BAA06742;AKOS015839548;(S)-3-Amino-|A-butyrolactone hydrochloride;CS-0440357;FT-0702202;T1156;Q20054549

Chemical Property of Tetrabutylgermane

Chemical Property:

• Appearance/Colour: colorless to light yellow liquid
• Vapor Pressure: 0.000668mmHg at 25°C
• Melting Point: -74.1°C
• Refractive Index: n20/D 1.455(lit.)
• Boiling Point: >100 °C(lit.)
• Flash Point: >230 °F
• PSA: 0.00000
• Density: 0.93 g/mL at 25 °C(lit.)
• LogP: 6.63560
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 12
• Exact Mass: 302.2028789
• Heavy Atom Count: 17
• Complexity: 116

Purity/Quality:

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

Tetra-n-butylgermane, min. 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 20/21/22
• Safety Statements: 36

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CCCC[Ge](CCCC)(CCCC)CCCC

Technology Process of Tetrabutylgermane

There total 12 articles about Tetrabutylgermane 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: 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

Reference yield: 87.0%

n-butyl magnesium bromide (693-03-8) + tris(1,2-benzenediolato-O,O′)germanate (112712-64-8) → tetrabutylgermanium (1067-42-1)

Guidance literature:

In diethyl ether; (N2); added dropwise a soln. of C4H9MgBr to a suspn. of Ge-compound at room temp.; stirred for 30 min; hydrolyzed; extracted with ether; washed with water; dried over MgSO4; evapd.;

DOI:10.1021/om00051a049

Reference yield: 83.0%

1-bromo-butane (109-65-9) + germaniumtetrachloride (10038-98-9) → tetrabutylgermanium (1067-42-1)

Guidance literature:

1-bromo-butane; With iodine; magnesium; In tetrahydrofuran; at 20 ℃; for 0.666667h; Inert atmosphere;

germaniumtetrachloride; In tetrahydrofuran; at 0 - 20 ℃; for 4h; Inert atmosphere;

DOI:10.1021/acs.jpca.7b03404

upstream raw materials:

n-butyl magnesium bromide

lithium aluminium tetrahydride

tris(1,2-benzenediolato-O,O′)germanate

butyl magnesium bromide

Downstream raw materials:

dibutyldichlorogermane

tri-n-butylchlorogermane

n-butyltrichlorogermane

butyltribromo germane

Refernces

• 1、 Karlov, Sergey S.,Shutov, Pavel L.,Akhmedov, Novruz G.,Seip, Markus A.,Lorberth, J?rg,Zaitseva, Galina S.. "Preparation of germatranyl triflates: Reactions of germatranes N(CH2CHRO)3X (X=Br, OTf, OSiMe3; R=H, Me) with lithium reagents". . p. 387 - 394. Retrieved 2000.
• 2、 Kaleta, Ji?í,Bednárová, Lucie,?í?ková, Martina,Wen, Jin,Kaletová, Eva,Michl, Josef. "IR Spectra of n-Bu4M (M = Si, Ge, Sn, Pb), n-BuAuPPh3-d15, and "n-Bu" on a Gold Surface". . p. 4619 - 4625. Retrieved 2017.
• 3、 Cross,Glockling. "". . p. 4125,4133. Retrieved 1964.