(2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide

Base Information

• Chemical Name: (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide
• CAS No.: 1312479-31-4
• Molecular Formula: C₂₂H₂₅ClF₂N₂O₆S
• Molecular Weight: 518.966
• Mol file: 1312479-31-4.mol

Synonyms:(2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide

Chemical Property of (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide

There total 8 articles about (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide 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: 100.0%

O-2-tetrahydro-2H-pyranhydroxylamine (6723-30-4) + (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)butanoic acid (1312479-30-3) → (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide (1312479-31-4)

Guidance literature:

(2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)butanoic acid; With 4-methyl-morpholine; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine; In 2-methyltetrahydrofuran; at 20 - 25 ℃; for 1h;

O-2-tetrahydro-2H-pyranhydroxylamine; In 2-methyltetrahydrofuran; at 20 - 25 ℃; for 1h;

Reference yield:

2-(4-chloro-2,3-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (1116681-98-1) → (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide (1312479-31-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: potassium phosphate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / tetrahydrofuran / 1 h / 65 °C

1.2: 0.75 h / 55 °C

2.1: 4-methyl-morpholine; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine / 2-methyltetrahydrofuran / 1 h / 20 - 25 °C

2.2: 1 h / 20 - 25 °C

With 4-methyl-morpholine; potassium phosphate; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; 2-methyltetrahydrofuran;

Reference yield:

1-bromo-4-chloro-2,3-difluorobenzene (1000574-47-9) → (2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)-N-(tetrahydro-2H-pyran-2-yloxy)butanamide (1312479-31-4)

Guidance literature:

Multi-step reaction with 3 steps

1.1: isopropylmagnesium chloride / tetrahydrofuran / 1 h / 0 °C

1.2: 1 h / 0 - 25 °C

2.1: potassium phosphate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / tetrahydrofuran / 1 h / 65 °C

2.2: 0.75 h / 55 °C

3.1: 4-methyl-morpholine; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine / 2-methyltetrahydrofuran / 1 h / 20 - 25 °C

3.2: 1 h / 20 - 25 °C

With 4-methyl-morpholine; potassium phosphate; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine; isopropylmagnesium chloride; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In tetrahydrofuran; 2-methyltetrahydrofuran;

upstream raw materials:

O-2-tetrahydro-2H-pyranhydroxylamine

(2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-2-methyl-2-(methylsulfonyl)butanoic acid

2-(4-chloro-2,3-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

1-bromo-4-chloro-2,3-difluorobenzene

Downstream raw materials:

(2R)-4-[4-(4-chloro-2,3-difluorophenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide