Dibenzoselenophene

Base Information

• Chemical Name: Dibenzoselenophene
• CAS No.: 244-95-1
• Molecular Formula: C12H8 Se
• Molecular Weight: 231.156
• Hs Code.: 2902909090
• Mol file: 244-95-1.mol

Synonyms:9-Selenafluorene;Diphenylene selenide

Chemical Property of Dibenzoselenophene

Chemical Property:

• Vapor Pressure: 0.000232mmHg at 25°C
• Melting Point: 74.5 °C
• Boiling Point: 335.5°Cat760mmHg
• Flash Point: 156.7°C
• PSA: 0.00000
• Density: g/cm³
• LogP: 3.05000

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Dibenzoselenophene

There total 53 articles about Dibenzoselenophene 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: 100.0%

2,2'-bis(bromoseleno)-1,1'-biphenyl (134142-09-9) → dibenzo[b,d]selenophene (244-95-1)

Guidance literature:

With phenyllithium; In tetrahydrofuran; diethyl ether; cyclohexane; -78 deg C to 25 deg C;

Reference yield: 98.0%

2-Biphenylboronic acid (4688-76-0) → dibenzo[b,d]selenophene (244-95-1)

Guidance literature:

With selenium; trimethylsilyl cyanide; In dimethyl sulfoxide; at 140 ℃; for 24h; Temperature; Schlenk technique;

Reference yield: 98.0%

1,2-di([1,1'-biphenyl]-2-yl)diselane (115081-09-9) → dibenzo[b,d]selenophene (244-95-1)

Guidance literature:

With palladium dichloride; In dimethyl sulfoxide; at 120 ℃; for 24h; Inert atmosphere;

DOI:10.1002/chem.201802475

upstream raw materials:

dibenzothiophene sulfone

1,2-di([1,1'-biphenyl]-2-yl)diselane

selenanthrene

dibenzoselenophene Se-oxide

Downstream raw materials:

4-dibenzoselenophen-2-yl-4-oxo-butyric acid

dibenzoselenophene-4-carboxylic acid

1-dibenzoselenophen-2-yl-ethanone

1-dibenzoselenophen-4-yl-ethanone

Refernces

• 1、 Aganda, Kim Christopher C.,Lee, Anna. "Synthesis of Selenaheterocycles via Visible-Light-Mediated Radical Cyclization". supporting information. p. 5149 - 5154. Retrieved 2021/10/25.
• 2、 Gao, Wen-Xia,Huang, Xiao-Bo,Liu, Miao-Chang,Wu, Hua-Yue,Zhang, Xue,Zhou, Yun-Bing. "Ag-Catalyzed Cyclization of Arylboronic Acids with Elemental Selenium for the Synthesis of Selenaheterocycles". . p. 5639 - 5644. Retrieved 2020/11/30.