4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzene

Base Information

• Chemical Name: 4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzene
• CAS No.: 1608-30-6
• Molecular Formula: C22H18
• Molecular Weight: 282.385
• Hs Code.: 2902909090
• Mol file: 1608-30-6.mol

Synonyms:p-distyrylbenzene;1,4-Bis-(;

Chemical Property of 4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzene

Chemical Property:

• Melting Point: 266 °C
• Boiling Point: 270 °C(Press: 0.001 Torr)
• PSA: 0.00000
• Density: 1.103±0.06 g/cm3(Predicted)
• LogP: 6.02740

Purity/Quality:

98.5% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzene

There total 16 articles about 4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzene 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: 96.0%

styrene (100-42-5,25038-60-2,25247-68-1,28213-80-1,28325-75-9,79637-11-9,9003-53-6) + 1.4-dibromobenzene (106-37-6) → 1,4-distyrylbenzene (1608-30-6)

Guidance literature:

With bis(η3-allyl-μ-chloropalladium(II)); 6H-dibenzo[d,f-1,3]diazepin-6-ylidene-5,7-dihydro-5,7-diphenylphosphanyl; sodium carbonate; In N,N-dimethyl acetamide; at 130 ℃; for 48h; Schlenk technique; Inert atmosphere;

DOI:10.1016/j.catcom.2014.07.031

Reference yield: 90.0%

benzyltriphenylphosphonium bromide (1449-46-3) + terephthalaldehyde, (623-27-8) → 1,4-distyrylbenzene (1608-30-6)

Guidance literature:

With potassium tert-butylate; In tetrahydrofuran; at 0 - 25 ℃;

DOI:10.1039/c8sc03236j

Reference yield: 89.0%

1.4-dibromobenzene (106-37-6) + benzaldehyde (100-52-7) + Methylenetriphenylphosphorane (19493-09-5) → 1,4-distyrylbenzene (1608-30-6)

Guidance literature:

With 1,3-bis-(diphenylphosphino)propane; tetrabutylammomium bromide; palladium diacetate; potassium carbonate; In N,N-dimethyl acetamide; at 140 ℃; for 48h; Inert atmosphere;

DOI:10.1016/j.tetlet.2010.09.050

upstream raw materials:

styrene

para-diiodobenzene

tetraethyl 1,4-xylylenediphosphonate

benzaldehyde

Downstream raw materials:

1,4-bis(2-phenylethyl)benzene

4-<β-Phenaethyl>-1-styryl-benzol

Benzo[ghi]perylene

dibenzo[c,g]phenanthrene