PANTOPRAZOLE SULFONE N-OXIDE

Base Information

• Chemical Name: PANTOPRAZOLE SULFONE N-OXIDE
• CAS No.: 953787-55-8
• Molecular Formula: C₁₆H₁₅F₂N₃O₆S
• Molecular Weight: 415.374
• Mol file: 953787-55-8.mol

Synonyms:PANTOPRAZOLE SULFONE N-OXIDE;6-(DifluoroMethoxy)-2-[[(3,4-diMethoxy-1-oxido-2-pyridinyl)Methyl]sulfonyl]-1H-benziMidazole;Pantoprazole IMpurity(Sulfone-N-Oxide)

Chemical Property of PANTOPRAZOLE SULFONE N-OXIDE

Chemical Property:

• Melting Point: 168-170°C (dec.)
• Boiling Point: 687.7±65.0 °C(Predicted)
• PKA: 7.70±0.10(Predicted)
• PSA: 124.35000
• Density: 1.56±0.1 g/cm3(Predicted)
• LogP: 3.66470
• Storage Temp.: -20°C Freezer
• Solubility.: DMSO (Slightly), Methanol (Slightly)

Purity/Quality:

NLT 98% ^*data from raw suppliers

Pantoprazole sulfone N-oxide ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of PANTOPRAZOLE SULFONE N-OXIDE

There total 6 articles about PANTOPRAZOLE SULFONE N-OXIDE 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: 78.6%

pantoprazole sulfide (102625-64-9) → 5-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl-1-oxide)methylsulfonyl]-1H-benzoimidazole (953787-55-8)

Guidance literature:

With dihydrogen peroxide; methyltrioxorhenium(VII); acetic acid; In water; at 95 ℃; for 8h;

Reference yield: 65.0%

pantoprazole sulfide (102625-64-9) → 5-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl-1-oxide)methylsulfonyl]-1H-benzoimidazole (953787-55-8) + pantoprazole sodium (138786-67-1) + Pantoprazole sulfone

Guidance literature:

With sodium hydroxide; sodium hypochlorite; In water; ethyl acetate; at -5 ℃; for 1 - 1.5h; Product distribution / selectivity;

Reference yield:

5-(difluoromethoxy)-2-[[(3,4-dimethoxypyridin-2-yl-1-oxide)methyl]sulfanyl]-1H-benzoimidazole (953787-51-4) → 5-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl-1-oxide)methylsulfonyl]-1H-benzoimidazole (953787-55-8) + 5-(difluoromethoxy)-2-[(3,4-dimethoxypyridin-2-yl-1-oxide)methylsulfinyl]-1H-benzoimidazole

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at 0 ℃; for 2.66667h;

DOI:10.1080/00397910701470693

upstream raw materials:

5-(difluoromethoxy)-2-[[(3,4-dimethoxypyridin-2-yl-1-oxide)methyl]sulfanyl]-1H-benzoimidazole

2-chloromethyl-3,4-dimethoxypyridine-N-oxide

2-Chloromethyl-3,4-dimethoxy-pyridine; hydrochloride

pantoprazole sulfide

Refernces

• 1、 Ray, Purna C.,Mittapelli, Vasantha,Rohatgi, Amit,Tyagi, Om Dutt. "Efficient synthesis of N-Oxide derivatives: Substituted 2-(2-(pyridyl-N-oxide)methylsulphinyl)benzimidazoles". . p. 2861 - 2868. Retrieved 2008/02/12.