3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

Base Information

Chemical Name:3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole
CAS No.:1445859-35-7
Molecular Formula:C₁₇H₁₃Cl₂N₃O₃
Molecular Weight:378.215
Hs Code.:

Synonyms:3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

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Chemical Property of 3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

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Technology Process of 3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

There total 5 articles about 3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-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:

: C₉H₇Cl₂N₃O₂

: 103-80-0
phenylacetyl chloride

: 1445859-35-7
3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

Guidance literature:: With triethylamine; In dichloromethane; at 20 ℃; for 3h; Inert atmosphere;
DOI:10.1016/j.bmc.2013.05.016

Reference yield:

: 1445859-27-7
1-(4,5-dichloro-2-nitrophenyl)prop-2-en-1-ol

: 1445859-35-7
3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

Guidance literature:: Multi-step reaction with 3 steps

1: Jones reagent / acetone / 0.17 h / 20 °C

2: hydrazine hydrate / ethanol / 3 h / Reflux

3: triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With Jones reagent; hydrazine hydrate; triethylamine; In ethanol; dichloromethane; acetone;
DOI:10.1016/j.bmc.2013.05.016

Reference yield:

: 6287-38-3
3,4-dichlorobenzaldehyde

: 1445859-35-7
3-(4,5-dichloro-2-nitrophenyl)-1-phenylacetyl-4,5-dihydro-1H-pyrazole

Guidance literature:: Multi-step reaction with 5 steps

1: sulfuric acid; nitric acid

2: tetrahydrofuran / 3.5 h / -70 °C

3: Jones reagent / acetone / 0.17 h / 20 °C

4: hydrazine hydrate / ethanol / 3 h / Reflux

5: triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With Jones reagent; sulfuric acid; nitric acid; hydrazine hydrate; triethylamine; In tetrahydrofuran; ethanol; dichloromethane; acetone;
DOI:10.1016/j.bmc.2013.05.016