2-(4-Methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole

Base Information

• Chemical Name: 2-(4-Methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole
• CAS No.: 2515-55-1
• Molecular Formula: C22H20N2
• Molecular Weight: 312.414
• DSSTox Substance ID: DTXSID40385666
• ChEMBL ID: CHEMBL2136355
• Mol file: 2515-55-1.mol

Synonyms:STK016428;VU0090826-2;1-(4-methylphenyl)-3,5-diphenyl-4,5-dihydro-1H-pyrazole;2-(4-methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole;2515-55-1;SCHEMBL8171059;CHEMBL2136355;BDBM91561;cid_2841273;DTXSID40385666;AKOS001619990;1-(p-tolyl)-3,5-diphenyl-2-pyrazoline;3,5-diphenyl-1-(p-tolyl)-2-pyrazoline;EU-0038929;SR-01000439606;SR-01000439606-1

Chemical Property of 2-(4-Methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole

Chemical Property:

• XLogP3: 5.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 3
• Exact Mass: 312.162648646
• Heavy Atom Count: 24
• Complexity: 423

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC=C(C=C1)N2C(CC(=N2)C3=CC=CC=C3)C4=CC=CC=C4

Technology Process of 2-(4-Methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole

There total 4 articles about 2-(4-Methylphenyl)-3,5-diphenyl-3,4-dihydropyrazole 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: 91.0%

benzalacetophenone (94-41-7) + N-4-methylphenylhydrazine (539-44-6) → 3,5-diphenyl-1-p-tolyl-4,5-dihydro-1H-pyrazole (2515-55-1)

Guidance literature:

With titanium(IV) oxide; In neat (no solvent); at 60 ℃; Green chemistry;

Reference yield: 90.0%

2-<4-(3,5-diphenyl-2-pyrazol-1-yl)phenyl>-4,5-benzo-1,3-dithiolium perchlorate → 3,5-diphenyl-1-p-tolyl-4,5-dihydro-1H-pyrazole (2515-55-1)

Guidance literature:

With nickel; In ethanol; Heating;

DOI:10.1007/BF00506449

Reference yield:

p-tolylhydrazine hydrochloride (637-60-5,35467-65-3) + 1,3-diphenyl-propen-3-one (614-47-1) → 3,5-diphenyl-1-p-tolyl-4,5-dihydro-1H-pyrazole (2515-55-1)

Guidance literature:

With acetic acid; In methanol; at 50 - 60 ℃;

DOI:10.1080/00397911.2021.1885716

upstream raw materials:

benzalacetophenone

N-4-methylphenylhydrazine

p-tolylhydrazine hydrochloride

1,3-diphenyl-propen-3-one

Downstream raw materials:

1-(4-methylphenyl)-3,5-diphenyl-1H-pyrazole