hexamesitylcyclotrisilane

Base Information

• Chemical Name: hexamesitylcyclotrisilane
• CAS No.: 132771-52-9
• Molecular Formula: C₅₄H₆₆Si₃
• Molecular Weight: 799.375
• Mol file: 132771-52-9.mol

Synonyms:hexamesitylcyclotrisilane

Chemical Property of hexamesitylcyclotrisilane

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of hexamesitylcyclotrisilane

There total 3 articles about hexamesitylcyclotrisilane 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: 70.0%

dichloro(dimesityl)silane (5599-27-9) → hexamesitylcyclotrisilane (132771-52-9)

Guidance literature:

With C₃₈H₆₄Li₂N₂O₂Si₃; In tetrahydrofuran; at 0 ℃; for 4h; Inert atmosphere; Schlenk technique; Glovebox;

DOI:10.1021/ic500820v

Reference yield:

dichloro(dimesityl)silane (5599-27-9) → 1,1,2,2,3,3,4,4-octakis-(2,4,6-trimethyl-phenyl)-tetrasiletane + 1,1,2,2,3,3,4,4,5,5-decakis-(2,4,6-trimethyl-phenyl)-pentasilolane + hexamesitylcyclotrisilane (132771-52-9)

Guidance literature:

With potassium; pyrographite; In tetrahydrofuran; at 0 - 20 ℃; for 2h; Title compound not separated from byproducts;

DOI:10.1016/j.tetlet.2006.10.047

Reference yield:

2,4,6-trimethylphenyl bromide (576-83-0) → hexamesitylcyclotrisilane (132771-52-9)

Guidance literature:

Multi-step reaction with 2 steps

1.1: tert-butyllithium / tetrahydrofuran; pentane / 0.5 h / -78 °C

1.2: 95 percent / tetrachlorosilane / tetrahydrofuran; pentane / 6 h / -78 - 20 °C

2.1: 79 percent Spectr_. / potassium; graphite / tetrahydrofuran / 2 h / 0 - 20 °C

With tert.-butyl lithium; potassium; pyrographite; In tetrahydrofuran; pentane;

DOI:10.1016/j.tetlet.2006.10.047

upstream raw materials:

dichloro(dimesityl)silane

2,4,6-trimethylphenyl bromide

Downstream raw materials:

tetramesityldisilene

Refernces

• 1、 Han, Zhengang,Li, Jianfeng,Hu, Hongfan,Zhang, Jianying,Cui, Chunming. "Isolable 1,1-disubstituted silole dianion: A homogeneous two-electron-transfer reducing reagent". . p. 5890 - 5892. Retrieved 2014.