5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Base Information

Chemical Name:5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole
CAS No.:15115-37-4
Molecular Formula:C21H17 N3 O2
Molecular Weight:343.385
Hs Code.:
Mol file:15115-37-4.mol

Synonyms:2-Pyrazoline,5-(p-nitrophenyl)-1,3-diphenyl- (8CI);1,3-Diphenyl-5-(p-nitrophenyl)-2-pyrazoline; 4,5-Dihydro-5-(4-nitrophenyl)-1,3-diphenyl-1H-pyrazole;NSC 409744

Suppliers and Price of 5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Chemicals and raw materials
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Total 5 raw suppliers

Chemical Property of 5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Chemical Property:

Vapor Pressure:5.54E-11mmHg at 25°C
Boiling Point:521.7°Cat760mmHg
Flash Point:269.3°C
Density:1.23g/cm³

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

There total 5 articles about 5-(4-nitrophenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole 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: 97.0%

: 1222-98-6
4-nitrochalcone

: 100-63-0
phenylhydrazine

: 15115-37-4
5-(4-nitro-phenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Guidance literature:: With bis(triphenylphosphane)copper(I) nitrate; potassium hydroxide; In ethanol; at 20 ℃; for 0.1h; Sonication;
DOI:10.14233/ajchem.2018.21131

Reference yield: 40.0%

: 59-88-1
phenylhydrazine hydrochloride

: 1222-98-6
4-nitrochalcone

: 15115-37-4
5-(4-nitro-phenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Guidance literature:: In ethanol; for 5.8h; Reflux;
DOI:10.1016/j.molstruc.2018.07.052

Reference yield:

: 555-16-8
4-nitrobenzaldehdye

: 98-86-2
acetophenone

: 15115-37-4
5-(4-nitro-phenyl)-1,3-diphenyl-4,5-dihydro-1H-pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium hydroxide / ethanol; water / 0.08 h / 0 °C

1.2: 25 °C

2.1: O₄₀PW₁₂^(3-)*2.5Cs⁽¹⁺⁾*0.5H⁽¹⁺⁾ / ethanol / 0.33 h / Green chemistry

With O₄₀PW₁₂^(3-)*2.5Cs⁽¹⁺⁾*0.5H⁽¹⁺⁾; sodium hydroxide; In ethanol; water;
DOI:10.1016/S1872-2067(11)60330-6