6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

Base Information

Chemical Name:6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate
CAS No.:1215107-24-6
Molecular Formula:C₁₉H₁₈F₄N₄O₆S₂
Molecular Weight:538.501
Hs Code.:

Synonyms:6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

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Chemical Property of 6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

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Technology Process of 6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

There total 8 articles about 6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate 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: 70.0%

: 37595-74-7
N,N-phenylbistrifluoromethane-sulfonimide

: 1215107-23-5
6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-5-hydroxy-N-methylpyrazolo[1,5-a]pyridine-3-carboxamide

: 1215107-24-6
6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

Guidance literature:: With triethylamine; In dichloromethane; at 0 - 20 ℃;

Reference yield:

: 1736-31-8
ethyl 3-(4-fluorophenyl)propiolate

: 1215107-24-6
6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 7 steps

1: potassium carbonate / N,N-dimethyl-formamide / 0 - 20 °C

2: trifluoroacetic acid / dichloromethane / 0 - 20 °C

3: potassium carbonate / N,N-dimethyl-formamide / 0 - 20 °C

4: sodium hydroxide; water / ethanol / 14 h / 45 °C

5: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / dichloromethane; tetrahydrofuran / 14 h / 20 °C

6: tetra-(n-butyl)ammonium iodide; boron trichloride / dichloromethane / -78 - 20 °C

7: triethylamine / dichloromethane / 0 - 20 °C

With water; boron trichloride; tetra-(n-butyl)ammonium iodide; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; sodium hydroxide; In tetrahydrofuran; ethanol; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 766-98-3
1-ethynyl-4-fluorobenzene

: 1215107-24-6
6-(N-ethylmethylsulfonamido)-2-(4-fluorophenyl)-3-(methylcarbamoyl)pyrazolo[1,5-a]pyridin-5-yl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 8 steps

1.1: n-butyllithium / diethyl ether / -78 °C

1.2: 1 h / -78 °C

2.1: potassium carbonate / N,N-dimethyl-formamide / 0 - 20 °C

3.1: trifluoroacetic acid / dichloromethane / 0 - 20 °C

4.1: potassium carbonate / N,N-dimethyl-formamide / 0 - 20 °C

5.1: sodium hydroxide; water / ethanol / 14 h / 45 °C

6.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / dichloromethane; tetrahydrofuran / 14 h / 20 °C

7.1: tetra-(n-butyl)ammonium iodide; boron trichloride / dichloromethane / -78 - 20 °C

8.1: triethylamine / dichloromethane / 0 - 20 °C

With n-butyllithium; water; boron trichloride; tetra-(n-butyl)ammonium iodide; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; sodium hydroxide; In tetrahydrofuran; diethyl ether; ethanol; dichloromethane; N,N-dimethyl-formamide;