cis-1-bromo-4-phenyl-2-butene

Base Information

• Chemical Name: cis-1-bromo-4-phenyl-2-butene
• CAS No.: 420843-10-3
• Molecular Formula: C₁₀H₁₁Br
• Molecular Weight: 211.101
• Mol file: 420843-10-3.mol

Synonyms:

Chemical Property of cis-1-bromo-4-phenyl-2-butene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of cis-1-bromo-4-phenyl-2-butene

There total 4 articles about cis-1-bromo-4-phenyl-2-butene 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:

allylbenzene (300-57-2,57807-91-7) + allyl bromide (106-95-6) → cis-1,4-dibromo-2-butene (18866-73-4) + (Z)-1,4-diphenylbut-2-ene (1142-21-8) + cis-1-bromo-4-phenyl-2-butene (420843-10-3)

Guidance literature:

Grubbs catalyst first generation; In dichloromethane; at 45 - 50 ℃; for 6h; Title compound not separated from byproducts;

DOI:10.1055/s-1998-1737

Reference yield:

(Z)-4-phenylbut-2-en-1-ol (22910-59-4) → cis-1-bromo-4-phenyl-2-butene (420843-10-3)

Guidance literature:

With triphenylphosphine dibromide 1:1 addition complex;

DOI:10.1021/ol025690l

Reference yield:

ethyl (2Z)-4-phenyl-2-butenoate (559062-83-8) → cis-1-bromo-4-phenyl-2-butene (420843-10-3)

Guidance literature:

Multi-step reaction with 2 steps

1: LiAlH₄; AlCl₃

2: Ph₃P*Br₂

With lithium aluminium tetrahydride; aluminium trichloride; triphenylphosphine dibromide 1:1 addition complex;

DOI:10.1021/ol025690l

upstream raw materials:

allylbenzene

allyl bromide

(Z)-4-phenylbut-2-en-1-ol

ethyl (2Z)-4-phenyl-2-butenoate