3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

Base Information

Chemical Name:3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide
CAS No.:1192017-79-0
Molecular Formula:C₁₆H₁₅Cl₂F₂N₃O₂
Molecular Weight:390.217
Hs Code.:

Synonyms:3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

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Chemical Property of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

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Technology Process of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

There total 4 articles about 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide 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: 51.0%

: 1192017-83-6
3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-1-(methoxy-methyl-carbamoyl)-ethyl]-amide

: 129752-86-9
2,4-dichlorobenzyl-magnesium chloride

: 1192017-79-0
3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

Guidance literature:: 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-1-(methoxy-methyl-carbamoyl)-ethyl]-amide; 2,4-dichlorobenzyl-magnesium chloride; In tetrahydrofuran; diethyl ether; at -15 - 20 ℃;

With citric acid; In tetrahydrofuran; diethyl ether;

Reference yield:

: 141573-96-8
3‐difluoromethyl‐1‐methylpyrazole-4-carbonyl chloride

: 1192017-79-0
3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

Guidance literature:: Multi-step reaction with 4 steps

1.1: triethylamine / dichloromethane / 4 h / 0 - 20 °C

2.1: lithium hydroxide monohydrate; water / tetrahydrofuran / 15 - 18 h

2.2: pH ~ 3

3.1: triethylamine / dichloromethane / 0.5 h / 20 °C

3.2: 5 h

4.1: tetrahydrofuran; diethyl ether / -15 - 20 °C

With lithium hydroxide monohydrate; water; triethylamine; In tetrahydrofuran; diethyl ether; dichloromethane;

Reference yield:

: 1192017-81-4
(S)-2-[[3-difluoromethyl-1-methyl-1H-pyrazole-4-carbonyl]-amino]-propionic acid methyl ester

: 1192017-79-0
3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid [(S)-3-(2,4-dichloro-phenyl)-1-methyl-2-oxo-propyl]-amide

Guidance literature:: Multi-step reaction with 3 steps

1.1: lithium hydroxide monohydrate; water / tetrahydrofuran / 15 - 18 h

1.2: pH ~ 3

2.1: triethylamine / dichloromethane / 0.5 h / 20 °C

2.2: 5 h

3.1: tetrahydrofuran; diethyl ether / -15 - 20 °C

With lithium hydroxide monohydrate; water; triethylamine; In tetrahydrofuran; diethyl ether; dichloromethane;