7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Base Information

Chemical Name:7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid
CAS No.:329076-78-0
Molecular Formula:C₂₀H₁₅FN₂O₅S
Molecular Weight:414.414
Hs Code.:

Synonyms:7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Suppliers and Price of 7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of 7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of 7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

There total 14 articles about 7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid 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: 98.0%

: 329076-23-5
ethyl 7-(4-Fluorophenyl)-6-(4-methylsulfonylphenyl)-3-methylpyrazolo[5,1-b][1,3]oxazole-2-carboxylate

: 329076-78-0
7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Guidance literature:: ethyl 7-(4-Fluorophenyl)-6-(4-methylsulfonylphenyl)-3-methylpyrazolo[5,1-b][1,3]oxazole-2-carboxylate; With sodium hydroxide; In 1,4-dioxane; ethanol; water; at 20 ℃; for 1h;

With citric acid; In water; pH=3;

Reference yield:

: 587-88-2
ethyl 2-(4-fluorophenyl)acetate

: 329076-78-0
7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Guidance literature:: Multi-step reaction with 6 steps

1: 69 percent / lithium bis(trimethylsilyl)amide / tetrahydrofuran / 1 h / -78 °C

2: 95 percent / hydrazine hydrate; AcOH / dioxane; H₂O / 24 h / Heating

3: 90 percent / peracetic acid / CH₂Cl₂ / 4 h / 0 °C

4: 450 mg / K₂CO₃ / dimethylformamide / 9 h / 0 - 20 °C

5: 400 mg / p-TsOH*H₂O; AcOH / toluene / 10 h / Heating

6: 277 mg / NaOH / dioxane; ethanol / 1 h / 20 °C

With peracetic acid; sodium hydroxide; potassium carbonate; toluene-4-sulfonic acid; hydrazine hydrate; acetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; water; N,N-dimethyl-formamide; toluene;
DOI:10.1021/jo049264k

Reference yield:

: 405-50-5
p-Fluorophenylacetic acid

: 329076-78-0
7-(4-Fluorophenyl)-3-methyl-6-(4-(methylsulphonyl) phenyl)pyrazolo[5,1-b][1,3]oxazole-2-carboxylic acid

Guidance literature:: Multi-step reaction with 7 steps

1: 96 percent / H₂SO₄ / 8 h / Heating

2: 69 percent / lithium bis(trimethylsilyl)amide / tetrahydrofuran / 1 h / -78 °C

3: 95 percent / hydrazine hydrate; AcOH / dioxane; H₂O / 24 h / Heating

4: 90 percent / peracetic acid / CH₂Cl₂ / 4 h / 0 °C

5: 450 mg / K₂CO₃ / dimethylformamide / 9 h / 0 - 20 °C

6: 400 mg / p-TsOH*H₂O; AcOH / toluene / 10 h / Heating

7: 277 mg / NaOH / dioxane; ethanol / 1 h / 20 °C

With peracetic acid; sodium hydroxide; sulfuric acid; potassium carbonate; toluene-4-sulfonic acid; hydrazine hydrate; acetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; water; N,N-dimethyl-formamide; toluene;
DOI:10.1021/jo049264k