1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane

Base Information

• Chemical Name: 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane
• CAS No.: 1427467-32-0
• Molecular Formula: C₄₀H₅₆Si₄
• Molecular Weight: 649.227
• Mol file: 1427467-32-0.mol

Synonyms:1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane

Chemical Property of 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane

There total 6 articles about 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane 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: 56.0%

1,1-di-tert-butyl-1,2-dichloro-2,2-diphenyldisilane (1379867-89-6) → 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane (1427467-32-0)

Guidance literature:

With lithium; In tetrahydrofuran; at 20 ℃; for 264h; Inert atmosphere;

DOI:10.1002/anie.201208506

Reference yield: 13.0%

1,1-di-tert-butyl-1,2-dichloro-2,2-diphenyldisilane (1379867-89-6) → 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane (1427467-32-0) + 1,1,3,3-tetra-tert-butyl-2,2,4,4-tetraphenylcyclotetrasilane

Guidance literature:

With sodium; In tetrahydrofuran; at 20 ℃; for 576h; Inert atmosphere;

DOI:10.1002/chem.201403375

Reference yield:

di-tert-butylchlorosilane (56310-18-0) → 1,1,2,2-tetra-tert-butyl-3,3,4,4-tetraphenylcyclotetrasilane (1427467-32-0)

Guidance literature:

Multi-step reaction with 4 steps

1.1: lithium / tetrahydrofuran / 7.3 h / 0 °C / Inert atmosphere

1.2: 15.7 h / 0 - 20 °C / Inert atmosphere

2.1: hydrogenchloride / diethyl ether / 2 h / 20 °C / Inert atmosphere

3.1: dibenzoyl peroxide; tetrachloromethane / 72 h / 70 °C / Inert atmosphere

4.1: lithium / tetrahydrofuran / 264 h / 20 °C / Inert atmosphere

With hydrogenchloride; tetrachloromethane; lithium; dibenzoyl peroxide; In tetrahydrofuran; diethyl ether;

DOI:10.1002/anie.201208506

upstream raw materials:

1,1-di-tert-butyl-1,2-dichloro-2,2-diphenyldisilane

di-tertbutylsilane

di-tert-butylchlorosilane

2,2-di-tert-butyl-1-diethylamino-1,1-diphenyldisilane