cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene

Base Information

• Chemical Name: cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene
• CAS No.: 1393680-35-7
• Molecular Formula: C₁₈H₁₄S₂
• Molecular Weight: 294.441
• Mol file: 1393680-35-7.mol

Synonyms:cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene

Chemical Property of cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene

There total 2 articles about cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene 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:

3-thiophene carboxaldehyde (498-62-4) + o-xylylene(bistriphenylphospine) dibromide (1519-46-6) → cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene (1393680-35-7) + cis,trans-3,3'-(1,2-phenylenedivinylene)dithiophene (1393680-36-8) + trans,trans-3,3'-(1,2-phenylenedivinylene)dithiophene (1404559-19-8)

Guidance literature:

With sodium ethanolate; In ethanol;

DOI:10.1016/j.tet.2012.06.019

Reference yield:

α,α'-dibromo-o-xylene (91-13-4) → cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene (1393680-35-7)

Guidance literature:

Multi-step reaction with 2 steps

1: N,N-dimethyl-formamide

2: sodium ethanolate / ethanol

With sodium ethanolate; In ethanol; N,N-dimethyl-formamide; 2: Wittig reaction;

DOI:10.1016/j.tet.2012.06.019

Reference yield:

cis,cis-3,3'-(1,2-phenylenedivinylene)dithiophene (1393680-35-7) → cis,trans-3,3'-(1,2-phenylenedivinylene)dithiophene (1393680-36-8)

Guidance literature:

In ethanol; Irradiation; Inert atmosphere;

DOI:10.1016/j.tet.2012.06.019

upstream raw materials:

3-thiophene carboxaldehyde

o-xylylene(bistriphenylphospine) dibromide

α,α'-dibromo-o-xylene

Downstream raw materials:

cis,trans-3,3'-(1,2-phenylenedivinylene)dithiophene

trans,trans-3,3'-(1,2-phenylenedivinylene)dithiophene