(Z)-alpha,beta-Dibromostyrene

Base Information

• Chemical Name: (Z)-alpha,beta-Dibromostyrene
• CAS No.: 6607-46-1
• Molecular Formula: C8H6 Br2
• Molecular Weight: 261.944
• Hs Code.: 2903999090
• Nikkaji Number: J428.904H,J81.245E
• Mol file: 6607-46-1.mol

Synonyms:alpha,beta-Dibromostyrene;Benzene, (1,2-dibromoethenyl)-;6607-46-1;(Z)-alpha,beta-Dibromostyrene;SCHEMBL5905848;cis-trans-1,2-dibromo-1-phenylethene

Chemical Property of (Z)-alpha,beta-Dibromostyrene

Chemical Property:

• Vapor Pressure: 0.0111mmHg at 25°C
• Boiling Point: 270.8°C at 760 mmHg
• Flash Point: 132.2°C
• PSA: 0.00000
• Density: 1.823g/cm³
• LogP: 3.77480
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 261.88158
• Heavy Atom Count: 10
• Complexity: 123

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

((E)-1,2-DIBROMO-VINYL)-BENZENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)C(=CBr)Br
• Isomeric SMILES: C1=CC=C(C=C1)/C(=C/Br)/Br

Technology Process of (Z)-alpha,beta-Dibromostyrene

There total 41 articles about (Z)-alpha,beta-Dibromostyrene 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: 92.0%

phenylacetylene (536-74-3) → (1,2-dibromovinyl)benzene (6607-46-1)

Guidance literature:

With Amberlyst A-26; perbromide form; In dichloromethane; for 1h; Ambient temperature;

DOI:10.1055/s-1980-28952

Reference yield: 84.0%

phenylacetylene (536-74-3) → (E)-(1,2-dibromovinyl)benzene (27786-05-6) + (Z)-(1,2-dibromovinyl)benzene (6607-46-1,27786-05-6,29707-57-1)

Guidance literature:

With [bis(acetoxy)iodo]benzene; potassium bromide; In dichloromethane; water; at 20 ℃; for 0.5h;

DOI:10.1080/00397910801979379

Reference yield: 82.0%

phenylacetylene (536-74-3) → (E)-(1,2-dibromovinyl)benzene (27786-05-6) + (Z)-(1,2-dibromovinyl)benzene (6607-46-1,27786-05-6,29707-57-1) + 1,1,2,2-tetrabromo-1-phenylethane (31253-21-1)

Guidance literature:

With hydrogen bromide; dihydrogen peroxide; In tetrachloromethane;

DOI:10.1016/S0040-4020(99)00628-6

upstream raw materials:

α,β-bibromo-chalcone

2,3,3-tribromo-3-phenyl-propionic acid

N,N-dimethyl-aniline

benzene

Downstream raw materials:

phenylacetylene

4-phenyl-1,3-dithiolane-2-thione

diphenyl-phosphinic acid

(E)-diphenyl(styryl)phosphine oxide