3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

Base Information

Chemical Name:3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide
CAS No.:1373214-57-3
Molecular Formula:C₁₆H₁₁BrClN₅O₃
Molecular Weight:436.652
Hs Code.:

Synonyms:3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

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Chemical Property of 3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

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Technology Process of 3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

There total 6 articles about 3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide 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: 82.0%

: 500011-86-9
3-bromo-1-(3-chloro-2-pyridinyl)-1H-pyrazole-5-carboxylic acid

: 570-24-1
2-Methyl-6-nitroaniline

: 1373214-57-3
3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

Guidance literature:: 3-bromo-1-(3-chloro-2-pyridinyl)-1H-pyrazole-5-carboxylic acid; 2-Methyl-6-nitroaniline; With 3-Methylpyridine; In acetonitrile; for 0.166667h;

With methanesulfonyl chloride; In acetonitrile; at 30 - 40 ℃; for 48h;

Reference yield:

: 570-24-1
2-Methyl-6-nitroaniline

: 943982-60-3
3-bromo-1-(3-chloropyridin-2-yl)-1H-pyrazole-5-carbonyl chloride

: 1373214-57-3
3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

Guidance literature:: With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 12.3333h; Cooling with ice;
DOI:10.3390/molecules170910414

Reference yield:

: 22841-92-5
(3-chloro-2-pyridyl)hydrazine

: 1373214-57-3
3-bromo-1-(3-chloropyridin-2-yl)-N-(2-methyl-6-nitrophenyl)-1H-pyrazole-5-carboxamide

Guidance literature:: Multi-step reaction with 6 steps

1.1: sodium ethanolate / ethanol / 0.17 h / Reflux

1.2: 0.5 h / Reflux

2.1: phosphorus(V) oxybromide / acetonitrile / 5 h / Reflux

3.1: sulfuric acid; dipotassium peroxodisulfate / acetonitrile / 4.5 h / Reflux

4.1: sodium hydroxide; water / methanol / 6 h / 20 °C

5.1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 20 °C

6.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 12.33 h / 20 °C / Cooling with ice

With dipotassium peroxodisulfate; oxalyl dichloride; sulfuric acid; water; sodium ethanolate; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; sodium hydroxide; phosphorus(V) oxybromide; In methanol; ethanol; dichloromethane; acetonitrile;
DOI:10.3390/molecules170910414