2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester

Base Information

• Chemical Name: 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester
• CAS No.: 1372985-58-4
• Molecular Formula: C₁₉H₁₇NO₄S₂
• Molecular Weight: 387.48
• Mol file: 1372985-58-4.mol

Synonyms:2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester

Chemical Property of 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

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Technology Process of 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester

There total 4 articles about 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester 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: 22.0%

ethyl 2-amino-5-phenylthiophene-3-carboxylate (4815-34-3) + benzenesulfonyl chloride (98-09-9) → 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester (1372985-58-4)

Guidance literature:

With pyridine; at 0 - 20 ℃; Inert atmosphere;

DOI:10.1016/j.ejmech.2016.07.012

Reference yield:

ethyl 2-cyanoacetate (105-56-6) → 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester (1372985-58-4)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfur / ethanol / 0.33 h / 77 °C / Microwave irradiation

2: pyridine / 0 - 20 °C / Inert atmosphere

With pyridine; sulfur; In ethanol; 1: |Gewald Aminoheterocycles Synthesis;

DOI:10.1016/j.ejmech.2016.07.012

Reference yield:

phenylacetaldehyde (122-78-1) → 2-benzenesulphonylamino-5-phenyl-thiophene-3-carboxylic acid ethyl ester (1372985-58-4)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfur / ethanol / 0.33 h / 77 °C / Microwave irradiation

2: pyridine / 0 - 20 °C / Inert atmosphere

With pyridine; sulfur; In ethanol; 1: |Gewald Aminoheterocycles Synthesis;

DOI:10.1016/j.ejmech.2016.07.012

upstream raw materials:

ethyl 2-cyanoacetate

phenylacetaldehyde

ethyl 2-amino-5-phenylthiophene-3-carboxylate

benzenesulfonyl chloride