1,2,4-Triphenyl-1,3-cyclopentadiene

Base Information

• Chemical Name: 1,2,4-Triphenyl-1,3-cyclopentadiene
• CAS No.: 5074-28-2
• Molecular Formula: C₂₃H₁₈
• Molecular Weight: 294.396
• European Community (EC) Number: 633-361-3
• Nikkaji Number: J1.351.468B
• Mol file: 5074-28-2.mol

Synonyms:1,2,4-Triphenyl-1,3-cyclopentadiene;1,2,4-triphenylcyclopenta-1,3-diene;5074-28-2

Chemical Property of 1,2,4-Triphenyl-1,3-cyclopentadiene

Chemical Property:

• XLogP3: 5.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 3
• Exact Mass: 294.140850574
• Heavy Atom Count: 23
• Complexity: 448

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1C(=CC(=C1C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC=C4

Technology Process of 1,2,4-Triphenyl-1,3-cyclopentadiene

There total 11 articles about 1,2,4-Triphenyl-1,3-cyclopentadiene 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: 52.0%

1,4,4-triphenylcyclopent-2-en-1-ol (81245-75-2) → 1,2,4-triphenyl-1,3-cyclopentadiene (5074-28-2)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; for 2h; Heating;

DOI:10.1021/jo00132a017

Reference yield: 21.0%

bromobenzene (108-86-1,52753-63-6) → 1,2,3,4-tetraphenylcyclopentadiene (15570-45-3) + 1,2,3,4,5-pentaphenylcyclopentadiene (2519-10-0) + 1,2,4-triphenyl-1,3-cyclopentadiene (5074-28-2)

Guidance literature:

With caesium carbonate; triphenylphosphine; palladium diacetate; In N,N-dimethyl-formamide; at 130 ℃; for 20h;

DOI:10.1039/a804026e

Reference yield: 21.0%

bromobenzene (108-86-1,52753-63-6) → 1,2,3,4-tetraphenylcyclopentadiene (15570-45-3) + 1,2,4-triphenyl-1,3-cyclopentadiene (5074-28-2)

Guidance literature:

With caesium carbonate; triphenylphosphine; palladium diacetate; In N,N-dimethyl-formamide; at 130 ℃; for 20h;

DOI:10.1002/1521-3765(20000915)6:18<3426::AID-CHEM3426>3.0.CO;2-B

upstream raw materials:

3,4-diphenylcyclopent-2-en-1-one

1,4,4-triphenylcyclopent-2-en-1-ol

1,2,4-triphenylcyclopentane-1,2-diol

bromobenzene

Downstream raw materials:

2,3,5-Triphenyl-6,7,8-trioxabicyclo<3.2.1>oct-2-ene

dichloro-1,2,4-triphenylcyclopentadienide tris(tetrahydrofuranate)yttrium

(2Z,4Z,6Z,8Z)-1,3,4,7,8,10-hexaphenyldeca-2,4,6,8-tetraene-1,10-dione

bis(1,2,4-triphenyl-1,3-cyclopentadienyl)zirconium dichloride