1,1,1,2,2,3,3-Heptamethyltrisilane

Base Information

• Chemical Name: 1,1,1,2,2,3,3-Heptamethyltrisilane
• CAS No.: 812-28-2
• Molecular Formula: C7H22Si3
• Molecular Weight: 190.508
• Mol file: 812-28-2.mol

Synonyms:

Chemical Property of 1,1,1,2,2,3,3-Heptamethyltrisilane

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,1,1,2,2,3,3-Heptamethyltrisilane

There total 3 articles about 1,1,1,2,2,3,3-Heptamethyltrisilane 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:

trimethylsilan (993-07-7) + dodecamethylcyclohexasilane (4098-30-0) → 1,1,1,2,2-pentamethyldisilane (812-15-7) + 1,1,2,2-tetramethyldisilane (814-98-2) + 1,3-dihydro-1,1,2,2,3,3-hexamethyltrisilane (813-43-4) + heptamethyltrisilane (812-28-2)

Guidance literature:

at 141.4 ℃; for 0.5h; under 46 Torr; Product distribution; Mechanism; Irradiation; var. temp.; other silicon compounds;

DOI:10.1016/S0022-328X(00)83467-1

Reference yield:

trimethylsilan (993-07-7) + dimethylsilicon dichloride (75-78-5,30107-43-8) → 1,1,1,2,2,2-hexamethyldisilane (1450-14-2) + methylsilane (992-94-9) + 1,1,1,2,2-pentamethyldisilane (812-15-7) + heptamethyltrisilane (812-28-2) + 1,1,1,2,2,3,3,4,4-nonamethyltetrasilane (56240-58-5) + C11H34Si5 (79107-95-2)

Guidance literature:

With K/Na alloy; at 250 - 300 ℃; under 200 - 555 Torr; Product distribution; formation of dimethylsilylene, its gas-phase reactions with trimethylsilane and ethylene, insertion and free-radical processes;

Reference yield:

1,1,1,2,2-pentamethyldisilane (812-15-7) → trimethylsilan (993-07-7) + heptamethyltrisilane (812-28-2) + 1,1,1,2,2,3,3,4,4-nonamethyltetrasilane (56240-58-5) + C11H34Si5 (79107-95-2)

Guidance literature:

With Ru{κ²(Si,Si)-xantsil}(CO)(η⁶-C6H5CH3); at 20 ℃; for 48h;

DOI:10.1246/cl.2002.406

upstream raw materials:

trimethylsilan

dodecamethylcyclohexasilane

dimethylsilicon dichloride

1,1,1,2,2-pentamethyldisilane

Downstream raw materials:

tert-butylbenzene

1-phenyl-2-methylpropane

Refernces

• 1、 Minglana, Jim Josephus G.,Okazaki, Masaaki,Tobita, Hiromi,Ogino, Hiroshi. "Coordinatively unsaturated Ru(II) species Ru(xantsil)(CO): A new active catalyst for oligomerization/deoligomerization of HSiMe2SiMe3 [xantsil = (9,9-dimethylxanthene-4,5-diyl)bis(dimethylsilyl)]. Isolation of a stabilized form of the silyl(silylene) intermediates". . p. 406 - 407. Retrieved 2007/10/03.
• 2、 Nefedov, O. M.,Skell, Philip S.. "FORMATION AND REACTIONS OF DIMETHYLSILYLENE AND DIMETHYLGERMYLENE". . p. 320 - 322. Retrieved 2007/10/02.