(E)-1,2-di(thiophen-3-yl)ethene

Base Information

• Chemical Name: (E)-1,2-di(thiophen-3-yl)ethene
• CAS No.: 13640-84-1
• Molecular Formula: C₁₀H₈S₂
• Molecular Weight: 192.306
• Mol file: 13640-84-1.mol

Synonyms:

Chemical Property of (E)-1,2-di(thiophen-3-yl)ethene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (E)-1,2-di(thiophen-3-yl)ethene

There total 7 articles about (E)-1,2-di(thiophen-3-yl)ethene 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: 93.0%

3-thiophene carboxaldehyde (498-62-4) → 1,2-di(3-thienyl)ethene (13640-84-1)

Guidance literature:

With titanium(III) chloride; lithium; In 1,2-dimethoxyethane; for 15h; Heating;

DOI:10.3987/COM-90-5357

Reference yield: 91.0%

(3-thienylmethylene)triphenylphosphonium bromide → 1,2-di(3-thienyl)ethene (13640-84-1)

Guidance literature:

With sodium hydride; In acetonitrile; at 20 ℃; for 1h;

DOI:10.1021/ol061594z

Reference yield: 85.0%

thiophene boronic acid (6165-68-0) + cis+trans-dibromoethylene (540-49-8) → 1,2-di(3-thienyl)ethene (13640-84-1)

Guidance literature:

With potassium phosphate; [Rh(OH)(cod)]2; 1,4-di(diphenylphosphino)-butane; In 1,4-dioxane; at 100 ℃; for 3h; Schlenk technique; Inert atmosphere;

DOI:10.1002/adsc.201300482

upstream raw materials:

3-thiophene carboxaldehyde

3-Bromomethylthiophene

3-Methylthiophene

thiophene boronic acid

Refernces

• 1、 Matsuda, Takanori,Suzuki, Kentaro,Miura, Norio. "Rhodium-catalyzed cross-coupling of alkenyl halides with arylboron compounds". supporting information. p. 3396 - 3400. Retrieved 2013/12/04.
• 2、 Castedo, Luis,Cid, M. Magdalena,Dominguez, Rosa,Seijas, Julio A.,Villaverde, M. Carmen. "REACTIVITY OF HETEROAROMATIC ALDEHYDES WITH LOW VALENT TITANIUM". . p. 1271 - 1274. Retrieved 2007/10/02.