2,3-dimethyl-trans,trans-1,4-diphenylbutadiene

Base Information

• Chemical Name: 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene
• CAS No.: 117847-11-7
• Molecular Formula: C₁₈H₁₈
• Molecular Weight: 234.341
• Mol file: 117847-11-7.mol

Synonyms:2,3-dimethyl-trans,trans-1,4-diphenylbutadiene

Chemical Property of 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene

There total 3 articles about 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene 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: 23.0%

1-propenylbenzene (873-66-5) + (E)-2-phenyl-1-propene-1-sulfonyl chloride (117846-95-4) → 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene (117847-11-7)

Guidance literature:

dichlorotris(triphenylphosphine)ruthenium(II); In benzene; at 150 ℃; for 48h; in a sealed tube;

DOI:10.1246/bcsj.61.1231

Reference yield: 15.0%

1-phenylpropene-2-sulfonyl chloride (117892-78-1) + isopropenylbenzene (98-83-9,6144-04-3,25014-31-7,42612-14-6) → 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene (117847-11-7)

Guidance literature:

dichlorotris(triphenylphosphine)ruthenium(II); In benzene; at 150 ℃; for 48h; in a sealed tube;

DOI:10.1246/bcsj.61.1231

Reference yield:

1-propenylbenzene (873-66-5) → 2,3-dimethyl-trans,trans-1,4-diphenylbutadiene (117847-11-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 68 percent / sulfuryl chloride, triethylamine / dimethylformamide; CH₂Cl₂

2: 15 percent / dichlorotris(triphenylphosphine)ruthenium(II) / benzene / 48 h / 150 °C / in a sealed tube

With sulfuryl dichloride; triethylamine; dichlorotris(triphenylphosphine)ruthenium(II); In dichloromethane; N,N-dimethyl-formamide; benzene;

DOI:10.1246/bcsj.61.1231

upstream raw materials:

1-propenylbenzene

(E)-2-phenyl-1-propene-1-sulfonyl chloride

1-phenylpropene-2-sulfonyl chloride

isopropenylbenzene

Downstream raw materials:

4,5-Dimethyl-1-(4-nitro-phenyl)-3,6-diphenyl-1,6-dihydro-pyridazine