2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

Base Information

Chemical Name:2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole
CAS No.:1621529-99-4
Molecular Formula:C₃₁H₂₃BrF₂N₄O
Molecular Weight:585.451
Hs Code.:

Synonyms:2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

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Chemical Property of 2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

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Technology Process of 2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

There total 4 articles about 2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole 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: 79.0%

: 1621530-08-2
(E)-3-(5-(4-fluorophenoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl)-1-(4-fluorophenyl)prop-2-en-1-one

: 622-88-8,41931-18-4
4-bromophenylhydrazine hydrochloride

: 1621529-99-4
2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

Guidance literature:: With acetic acid; In ethanol; Microwave irradiation;
DOI:10.1016/j.ejmech.2014.07.008

Reference yield:

: 1415020-45-9
C₁₈H₁₃F₃N₂O₂

: 1621529-99-4
2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: sodium hydroxide / ethanol / 20 °C

2: acetic acid / ethanol / Microwave irradiation

With acetic acid; sodium hydroxide; In ethanol; 1: |Claisen-Schmidt Condensation;
DOI:10.1016/j.ejmech.2014.07.008

Reference yield:

: 947-95-5
5-chloro-4-formyl-3-methyl-1-phenyl-1H-pyrazole

: 1621529-99-4
2-(4-bromophenyl)-5'-(4-fluorophenoxy)-5-(4-fluorophenyl)-3'-methyl-1'-phenyl-3,4-dihydro-1'H,2H-3,4'-bipyrazole

Guidance literature:: Multi-step reaction with 3 steps

1: potassium carbonate / N,N-dimethyl-formamide / 2 h / 90 °C

2: sodium hydroxide / ethanol / 20 °C

3: acetic acid / ethanol / Microwave irradiation

With potassium carbonate; acetic acid; sodium hydroxide; In ethanol; N,N-dimethyl-formamide; 2: |Claisen-Schmidt Condensation;
DOI:10.1016/j.ejmech.2014.07.008