5,5-dichloro-5H-dibenzo[b,d]silole

Base Information

• Chemical Name: 5,5-dichloro-5H-dibenzo[b,d]silole
• CAS No.: 18030-58-5
• Molecular Formula: C12H8Cl2Si
• Molecular Weight: 251.187
• Mol file: 18030-58-5.mol

Synonyms:

Chemical Property of 5,5-dichloro-5H-dibenzo[b,d]silole

Chemical Property:

• Vapor Pressure: 0.000338mmHg at 25°C

Purity/Quality:

99.90% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5,5-dichloro-5H-dibenzo[b,d]silole

There total 12 articles about 5,5-dichloro-5H-dibenzo[b,d]silole 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: 70.6%

2,2'-dibromobiphenyl (13029-09-9) → 9,9-dichloro-9-silafluorene (18030-58-5) + 5,5'-spirobis[dibenzo[b,d]silole] (159-68-2)

Guidance literature:

2,2'-dibromobiphenyl; With n-butyllithium; In diethyl ether; hexane; at -78 - 20 ℃;

With tetrachlorosilane; In diethyl ether; hexane; at -95 ℃; for 4h;

DOI:10.1021/ja011821m

Reference yield: 44.0%

dichloro(o-chlorophenyl)phenylsilane (36964-86-0) → 1,9,9-trichloro-9-silafluorene (104972-38-5) + 9,9-dichloro-9-silafluorene (18030-58-5) + Phenyltrichlorosilane (98-13-5) + diphenylsilyl dichloride (80-10-4)

Guidance literature:

With chloroform; at 620 ℃; gas phase;

Reference yield: 3.0%

2-chloro-1,1'-biphenyl (2051-60-7,108321-69-3) → 9,9-dichloro-9-silafluorene (18030-58-5) + biphenyl (92-52-4,1594-86-1) + [1,1′-biphenyl]-2-yltrichlorosilane (18030-62-1)

Guidance literature:

With hexachlorodisilane; at 550 ℃; for 0.00138889h; gas phase;

upstream raw materials:

biphenyl-2,2'-diyl-bis-lithium

2-chloro-1,1'-biphenyl

1,2-dichloro-benzene

diphenylsilyl dichloride

Downstream raw materials:

9,9-dimethyl-9-silafluorene

bis(1-methyl-1-silafluorene)

Refernces

• 1、 Chernyshev, E. A.,Komalenkova, N. G.,Shashkov, I. A.. "SILICON-CONTAINING HETEROCYCLIC COMPOUNDS. LVII. DIRECT SYNTHESIS OF 9,9,10,10-TETRACHLORO-9,10-DISILA-9,10-DIHYDROANTHRACENE AND ITS DERIVATIVES". . p. 688 - 692. Retrieved 2007/10/02.
• 2、 Chernyshev, E. A.,Komalenkova, N. G.,Shamshin, L. N.,Shashkov, I. A.. "SILICON-CONTAINING HETEROCYCLIC COMPOUNDS. XLV. NEW REACTION OF THE HIGH-TEMPERATURE HETEROCYCLIZATION OF ARYLCHLOROSILANES IN PRESENCE OF HALOGEN-SUBSTITUTED ALKANES AND ALKENES". . p. 2060 - 2064. Retrieved 2007/10/02.