2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide

Base Information

• Chemical Name: 2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide
• CAS No.: 1083326-73-1
• Molecular Formula: C18H21BF2N2O5S
• Molecular Weight: 426.249
• Hs Code.: 2935009090
• Mol file: 1083326-73-1.mol

Synonyms:2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide;2,4-Difluoro-N-[2-(methyloxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridinyl]benzenesulfonamide

Chemical Property of 2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide

Chemical Property:

• Boiling Point: 521.0±60.0 °C(Predicted)
• PKA: 6.81±0.40(Predicted)
• PSA: 95.13000
• Density: 1.35
• LogP: 3.62220
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

99%, ^*data from raw suppliers

3-(2,4-Difluorophenylsulfonylamino)-2-methoxypyridine-5-boronicacidpinacolester ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide

There total 11 articles about 2,4-difluoro-N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)benzenesulfonamide 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%

N-(5-bromo-2-methoxypyridine-3-yl)-2,4-difluorobenzene sulfonyl chloride (1086063-46-8) + bis(pinacol)diborane (73183-34-3) → N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-2,4-difluorobenzenesulfonamide (1083326-73-1)

Guidance literature:

With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct; anhydrous potassium acetate; In 1,4-dioxane; at 90 ℃; for 7h; Inert atmosphere;

Reference yield: 59.0%

2-(methyloxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridinamine (893440-50-1) + 2,4-difluorobenzene-1-sulfonyl chloride (13918-92-8) → N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-2,4-difluorobenzenesulfonamide (1083326-73-1)

Guidance literature:

With pyridine; at 20 ℃;

Reference yield:

5-bromo-2-chloro-3-nitropyridine (67443-38-3) → N-(2-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)-2,4-difluorobenzenesulfonamide (1083326-73-1)

Guidance literature:

Multi-step reaction with 4 steps

1.1: sodium methylate / 19 h / 0 - 20 °C

2.1: iron; ammonium chloride / ethanol; water / 1 h / Reflux

3.1: pyridine / 24 h / 23 °C

3.2: 1 h / 23 °C

4.1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium acetate / 1,4-dioxane / 3 h / 90 °C / Inert atmosphere

With pyridine; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; sodium methylate; potassium acetate; iron; ammonium chloride; In 1,4-dioxane; ethanol; water;

upstream raw materials:

2-(methyloxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridinamine

2,4-difluorobenzene-1-sulfonyl chloride

bis(pinacol)diborane

5-bromo-2-(methyloxy)-3-pyridinamine

Downstream raw materials:

C₃₇H₃₈F₂N₈O₆S₂

N-[5-[4-(5-{[(2R,6S)-2,6-dimethyl-4-morpholinyl]methyl}-1,3-oxazol-2-yl)-1-(phenylsulfonyl)-1H-indazol-6-yl]-2-(methyloxy)-3-pyridinyl]-2,4-difluorobenzenesulfonamide

2,4-difluoro-N-[5-[4-(5-{[4-(1-methylethyl)-1-piperazinyl]methyl}-1,3-oxazol-2-yl)-1-(phenylsulfonyl)-1H-indazol-6-yl]-2-(methyloxy)-3-pyridinyl]benzenesulfonamide

2,4-difluoro-N-[2-methoxy-5-(5-pyridazin-4-yl-imidazo[2,1-b][1,3,4]thiadiazol-2-yl)-pyridin-3-yl]-benzenesulfonamide