trans 1,2-dibenzoylethylene

Base Information

• Chemical Name: trans 1,2-dibenzoylethylene
• CAS No.: 73421-43-9
• Molecular Formula: C₁₄H₁₂O₂
• Molecular Weight: 212.248
• Mol file: 73421-43-9.mol

Synonyms:trans 1,2-dibenzoylethylene

Chemical Property of trans 1,2-dibenzoylethylene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of trans 1,2-dibenzoylethylene

There total 10 articles about trans 1,2-dibenzoylethylene 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: 90.0%

trans-1,2-bis(4-bromophenoxy)ethene (255709-14-9) → trans 1,2-dibenzoylethylene (73421-43-9)

Guidance literature:

trans-1,2-bis(4-bromophenoxy)ethene; With n-butyllithium; In diethyl ether; hexane; at -15 ℃; for 0.333333h;

With water; In diethyl ether; hexane;

DOI:10.1021/jo9812577

Reference yield:

polytetrafluoroethylene (116-14-3,82785-14-6) + vinyl phenyl ether (766-94-9) → Vinylidene fluoride (75-38-7) + 2,2-Difluorovinyl-phenylaether (61698-69-9) + trans 1,2-dibenzoylethylene (73421-43-9) + 1,2-cis-diphenoxyethylene (73421-47-3)

Guidance literature:

With C₃₄H₄₀Cl₂N₂O₃Ru; In toluene; at 60 ℃; for 4h; under 760.051 Torr; Reagent/catalyst; Solvent; Pressure; Inert atmosphere;

DOI:10.1021/jacs.1c10574

Reference yield:

vinyl phenyl ether (766-94-9) + 2,2-Difluorovinyl-phenylaether (61698-69-9) → trans 1,2-dibenzoylethylene (73421-43-9) + 1,2-cis-diphenoxyethylene (73421-47-3)

Guidance literature:

With RuCl₂(1,3-dimesityl-4,5,6,7-tetrahydro-1,3-diazepin-2-ylidene)(=CH-2-(2-PrO)C₆H₄); In 1,2-dichloro-ethane; at 60 ℃; for 4h; under 760.051 Torr; Inert atmosphere;

DOI:10.1021/jacs.1c10574

upstream raw materials:

trans-1,2-bis(4-bromophenoxy)ethene

4-bromo-phenol

4,4'-(ethylenedioxy)dibromobenzene

cis-1,2-bis(4-bromophenoxy)ethene

Downstream raw materials:

(6S,7R,8R,8aR)-6,7,8-Tribenzoyl-1,3,9-trimethyl-7,8,8a,9-tetrahydro-1H,6H-pyrrolo[2,1-f]purine-2,4-dione