1,2-Dimethyl-1,1,2,2-tetraphenyldisilane

Base Information

• Chemical Name: 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane
• CAS No.: 1172-76-5
• Molecular Formula: C26H26Si2
• Molecular Weight: 394.663
• Hs Code.: 29310099
• European Community (EC) Number: 214-632-1
• UNII: 3D95DQN4VJ
• DSSTox Substance ID: DTXSID1061578
• Nikkaji Number: J142.874H
• Wikidata: Q63409113
• Mol file: 1172-76-5.mol

Synonyms:1,2-Dimethyl-1,1,2,2-tetraphenyldisilane;1172-76-5;Disilane, 1,2-dimethyl-1,1,2,2-tetraphenyl-;methyl-[methyl(diphenyl)silyl]-diphenylsilane;EINECS 214-632-1;1,2-DIMETHYLTETRAPHENYLDISILANE;3D95DQN4VJ;C26H26Si2;UNII-3D95DQN4VJ;DTXSID1061578;C26-H26-Si2;MFCD00051536;AKOS015913273;AS-65805;1,1,2,2-Tetraphenyl-1,2-dimethyldisilane;1,2-dimeth-yl-1,1,2,2-tetraphenyldisilane;CS-0134271;D5031;FT-0606421;D90358;1,2-Dimethyl-1,1,2,2-tetraphenyldisilane, 97%;J-003548;Q63409113

Chemical Property of 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane

Chemical Property:

• Appearance/Colour: white crystalline powder
• Vapor Pressure: 6.6E-08mmHg at 25°C
• Melting Point: 140-144 °C(lit.)
• Refractive Index: 1.6
• Boiling Point: 451.2 °C at 760 mmHg
• Flash Point: 207.3 °C
• PSA: 0.00000
• Density: 1.05 g/cm³
• LogP: 3.85080
• Solubility.: soluble in Toluene
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 5
• Exact Mass: 394.15730390
• Heavy Atom Count: 28
• Complexity: 383

Purity/Quality:

97% ^*data from raw suppliers

Methyl-[methyl(diphenyl)silyl]-diphenylsilane ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: C[Si](C1=CC=CC=C1)(C2=CC=CC=C2)[Si](C)(C3=CC=CC=C3)C4=CC=CC=C4

Technology Process of 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane

There total 18 articles about 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane 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%

methyldiphenylsilane (776-76-1) → 1,2-dimethyl-1,1,2,2-tetraphenyldisilane (1172-76-5)

Guidance literature:

dicarbonyl(cyclopentadienyl)methyliron(II); In N,N-dimethyl-formamide; for 24h; Product distribution / selectivity; UV-irradiation;

Reference yield: 94.0%

chloromethyldiphenylsilane (144-79-6) → 1,2-dimethyl-1,1,2,2-tetraphenyldisilane (1172-76-5)

Guidance literature:

With pyrographite; In tetrahydrofuran; at 0 ℃; for 0.0833333h;

DOI:10.1016/0022-328X(88)80634-X

Reference yield: 91.0%

chloromethyldiphenylsilane (144-79-6) → methyldiphenylsilane (776-76-1) + 1,2-dimethyl-1,1,2,2-tetraphenyldisilane (1172-76-5)

Guidance literature:

chloromethyldiphenylsilane; In tetrahydrofuran; at 30 ℃; for 10h;

With hydrogenchloride; In 1,4-dioxane;

upstream raw materials:

chloromethyldiphenylsilane

methyldiphenylsilane

(chloromethyl)diphenylsilane

1,1,2,2-tetrachloro-1,2-dimethyldisilane

Downstream raw materials:

Tris(methyldiphenylsilylmethyl)amin

C₁₆H₁₆F₆O₆S₂Si₂

1-Chloro-1,2-dimethyl-1,2,2-triphenyl-disilane

1,1,2,2-tetrachloro-1,2-dimethyldisilane

Refernces

• 1、 Duprat, C.,Biran, C.,Bordeau, M.,Constantieux, T.,Gerval, P.,Dunogues, J.. "Access to Stabilized Silyl Anions by Electroreduction of Chlorosilanes". . p. 2107 - 2108. Retrieved 1995.
• 2、 Bo, Yingjian,Sieburth, Scott McN.. "A Quantitative NMR Method for Silyllithium Analysis". . p. 2449 - 2452. Retrieved 2017.
• 3、 -. "Disilane and preparation method thereof". Paragraph 0039-0042. . Retrieved 2020/01/25.