2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

Base Information

Chemical Name:2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone
CAS No.:1197342-18-9
Molecular Formula:C₁₇H₁₃BrCl₂N₂O
Molecular Weight:412.113
Hs Code.:

Synonyms:2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

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

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Chemical Property of 2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

Chemical Property:

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Technology Process of 2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

There total 2 articles about 2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone 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:

: 1878-67-7
3-Bromophenylacetic acid

: 1197342-17-8
3-chloro-1-(2,5-dichlorophenyl)propan-1-one

: 1197342-18-9
2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

Guidance literature:: 3-chloro-1-(2,5-dichlorophenyl)propan-1-one; With hydrazine hydrate; In N,N-dimethyl-formamide; at 20 ℃; for 1h; Inert atmosphere;

3-Bromophenylacetic acid; With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In N,N-dimethyl-formamide; at 20 ℃; for 18h;

Reference yield:

: 106-46-7,84348-21-0
para-dichlorobenzene

: 1197342-18-9
2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

Guidance literature:: Multi-step reaction with 2 steps

1.1: aluminum (III) chloride / 110 °C

1.2: 20 °C

2.1: hydrazine hydrate / N,N-dimethyl-formamide / 1 h / 20 °C / Inert atmosphere

2.2: 18 h / 20 °C

With aluminum (III) chloride; hydrazine hydrate; In N,N-dimethyl-formamide;

Reference yield:

: 1197342-18-9
2-(3-bromophenyl)-1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]ethanone

: 73183-34-3
bis(pinacol)diborane

: 1197342-19-0
1-[3-(2,5-dichlorophenyl)-4,5-dihydropyrazol-1-yl]-2-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethanone

Guidance literature:: With potassium acetate; bis-triphenylphosphine-palladium(II) chloride; In N,N-dimethyl-formamide; at 80 ℃; for 18h; Inert atmosphere;