2,5-Dibromoselenophene

Base Information

• Chemical Name: 2,5-Dibromoselenophene
• CAS No.: 1755-36-8
• Molecular Formula: C4H2Br2Se
• Molecular Weight: 288.828
• European Community (EC) Number: 691-487-4
• DSSTox Substance ID: DTXSID70540882
• Nikkaji Number: J151.191B
• Wikidata: Q82417015
• Mol file: 1755-36-8.mol

Synonyms:2,5-Dibromoselenophene;1755-36-8;Selenophene, 2,5-dibromo-;SCHEMBL1274576;DTXSID70540882;MFCD20257909;AKOS015833856;CS-0328502;D4028;T70434

Chemical Property of 2,5-Dibromoselenophene

Chemical Property:

• Refractive Index: 1.6690 to 1.6730
• Boiling Point: 104°C/13mmHg(lit.)
• PSA: 0.00000
• Density: 2.5005 g/cm3
• LogP: 2.26860
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 289.76680
• Heavy Atom Count: 7
• Complexity: 58.7

Purity/Quality:

97% ^*data from raw suppliers

2,5-Dibromoselenophene ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C([Se]C(=C1)Br)Br

Technology Process of 2,5-Dibromoselenophene

There total 3 articles about 2,5-Dibromoselenophene 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: 95.0%

selenophene (288-05-1) → 2,5-dibromoselenophene (1755-36-8)

Guidance literature:

With N-Bromosuccinimide; In tetrahydrofuran; at 20 ℃;

DOI:10.1016/j.electacta.2020.135974

Reference yield:

selenophene (288-05-1) → 2,5-dibromoselenophene (1755-36-8) + 2,3,5-tribromoselenophene (31432-42-5)

Guidance literature:

With carbon disulfide; bromine;

DOI:10.1246/bcsj.11.157

Reference yield:

→ 2,5-dibromoselenophene (1755-36-8)

Guidance literature:

Selenophen, Br2/CH3COOH;

upstream raw materials:

selenophene

Downstream raw materials:

2,5-di(thiophen-2-yl)selenophene

3,3'-(selenine-2,5-diyl)diphenol

2,5-bis(4-hydroxylphenyl)selenophene

2,5-bis(trimethylstannyl)selenophene