1-Methyl-1,2,3,4,5-pentaphenyl-1H-silole

Base Information

• Chemical Name: 1-Methyl-1,2,3,4,5-pentaphenyl-1H-silole
• CAS No.: 7641-42-1
• Molecular Formula: C35H28Si
• Molecular Weight: 476.693
• DSSTox Substance ID: DTXSID70521156
• Nikkaji Number: J1.598.025G
• Mol file: 7641-42-1.mol

Synonyms:1-methyl-1,2,3,4,5-pentaphenylsilole;7641-42-1;DTXSID70521156;1-Methyl-1,2,3,4,5-pentaphenyl-1H-silole

Chemical Property of 1-Methyl-1,2,3,4,5-pentaphenyl-1H-silole

Chemical Property:

• PSA: 0.00000
• LogP: 8.28620
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 5
• Exact Mass: 476.196027428
• Heavy Atom Count: 36
• Complexity: 731

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si]1(C(=C(C(=C1C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC=C4)C5=CC=CC=C5)C6=CC=CC=C6

Technology Process of 1-Methyl-1,2,3,4,5-pentaphenyl-1H-silole

There total 4 articles about 1-Methyl-1,2,3,4,5-pentaphenyl-1H-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: 80.0%

diphenyl acetylene (501-65-5) + dichloromethylphenylsilane (149-74-6) → 1,2,3,4,5-pentaphenyl-1-methylsilole (7641-42-1)

Guidance literature:

diphenyl acetylene; With lithium; at 20 ℃; for 5h; Inert atmosphere;

dichloromethylphenylsilane; for 4h;

DOI:10.1002/anie.201814507

Reference yield: 25.0%

1-chloro-1,2,3,4,5-pentaphenyl-1-silacyclopentadiene (16030-07-2) + methyl iodide (74-88-4) → 1,2,3,4,5-pentaphenyl-1-methylsilole (7641-42-1) + hexaphenylsilole (752-28-3) + 1,1-dimethyl-2,3,4,5-tetraphenylsilole (7641-40-9)

Guidance literature:

1-chloro-1,2,3,4,5-pentaphenyl-1-silacyclopentadiene; With lithium; In tetrahydrofuran; at -78 - 20 ℃;

methyl iodide; In tetrahydrofuran; at -78 - 20 ℃;

DOI:10.1016/j.jorganchem.2003.09.040

Reference yield:

1,4-dilithio-1,2,3,4-tetraphenylbutadiene (21289-08-7,99643-57-9) + dichloromethylphenylsilane (149-74-6) → 1,2,3,4,5-pentaphenyl-1-methylsilole (7641-42-1)

Guidance literature:

upstream raw materials:

diphenyl acetylene

dichloromethylphenylsilane

1,4-dilithio-1,2,3,4-tetraphenylbutadiene

1-chloro-1,2,3,4,5-pentaphenyl-1-silacyclopentadiene

Downstream raw materials:

C₃₅H₃₀OSi

1,2,3-triphenylpropane-1,3-dione

1,1-dimethyl-2,3,4,5-tetraphenylsilole

7syn-methyl-1,4,5,6,7anti-pentaphenyl-7-sila-bicyclo[2.2.1]hept-5-ene-2endo-carboxylic acid ethyl ester

Refernces

• 1、 Sohn, Honglae. "Reduction of 1-chloro-1,2,3,4,5-pentaphenylsilole: Formation of silole monoanion and dianion". . p. 134 - 138. Retrieved 2007/10/03.