1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one

Base Information

• Chemical Name: 1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one
• CAS No.: 90447-34-0
• Molecular Formula: C23H20N2O
• Molecular Weight: 340.425
• DSSTox Substance ID: DTXSID10534649

Synonyms:90447-34-0;1-(4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl)ethanone;DTXSID10534649;1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one

Chemical Property of 1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one

Chemical Property:

• XLogP3: 4.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 4
• Exact Mass: 340.157563266
• Heavy Atom Count: 26
• Complexity: 508

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(=O)C1=CC=C(C=C1)N2C(CC(=N2)C3=CC=CC=C3)C4=CC=CC=C4

Technology Process of 1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one

There total 2 articles about 1-[4-(3,5-Diphenyl-4,5-dihydro-1H-pyrazol-1-yl)phenyl]ethan-1-one 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: 35.0%

1,3,5-triphenyl-4,5-dihydro-1H-pyrazole (742-01-8) + acetyl chloride (75-36-5) → 1-(4-Acetylphenyl)-3,5-diphenyl-2-pyrazoline (90447-34-0)

Guidance literature:

With aluminium trichloride; In 1,2-dichloro-ethane; at 0 ℃; for 3h; overnight at room temp., and then boiling 6 h.;

DOI:10.1007/BF00506973

Reference yield:

methylmagnesium bromide (75-16-1) + 2-[4-(3,5-Diphenyl-4,5-dihydro-pyrazol-1-yl)-phenyl]-4,5-diphenyl-[1,3]dithiol-1-ylium; perchlorate → 1-(4-Acetylphenyl)-3,5-diphenyl-2-pyrazoline (90447-34-0) + 4-(3,5-diphenyl-4,5-dihydro-1H-1-pyrazolyl)benzaldehyde (34114-09-5)

Guidance literature:

Yield given. Multistep reaction; 1) ether, 30-35 deg C; 2) HgO, 35percent aq.HBF₄, THF;

DOI:10.1007/BF00762004

upstream raw materials:

1,3,5-triphenyl-4,5-dihydro-1H-pyrazole

acetyl chloride

methylmagnesium bromide

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