5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide

Base Information

• Chemical Name: 5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide
• CAS No.: 956830-52-7
• Molecular Formula: C₁₆H₁₁F₇N₂O₃S
• Molecular Weight: 444.33
• Mol file: 956830-52-7.mol

Synonyms:5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide

Chemical Property of 5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide

There total 1 articles about 5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide 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: 81.0%

4-heptafluoroisopropyl-2,6-dimethylaniline (273735-43-6) + 2-nitrothiophene-4-carbonyl chloride (91538-55-5) → 5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide (956830-52-7)

Guidance literature:

With pyridine; In tetrahydrofuran; at 0 - 20 ℃; for 12h;

Reference yield: 36.0%

5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide (956830-52-7) → 5-aminothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide (956830-56-1)

Guidance literature:

5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide; With hydrogenchloride; tin(ll) chloride; In water; isopropyl alcohol; at 0 - 80 ℃; for 2h;

With sodium hydroxide; In water; isopropyl alcohol; pH=8 - 9;

Reference yield:

5-nitrothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide (956830-52-7) → 5-[(thiophene-2-carbonyl)-amino]-thiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide

Guidance literature:

Multi-step reaction with 2 steps

1.1: hydrogenchloride; tin(ll) chloride / water; isopropyl alcohol / 2 h / 0 - 80 °C

1.2: pH 8 - 9

2.1: bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl acetamide / 24 h / 20 °C

With hydrogenchloride; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; N-ethyl-N,N-diisopropylamine; tin(ll) chloride; In N,N-dimethyl acetamide; water; isopropyl alcohol;

upstream raw materials:

4-heptafluoroisopropyl-2,6-dimethylaniline

2-nitrothiophene-4-carbonyl chloride

Downstream raw materials:

5-aminothiophene-3-carboxylic acid [2,6-dimethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethylethyl)phenyl]amide