3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester

Base Information

• Chemical Name: 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester
• CAS No.: 474843-41-9
• Molecular Formula: C₁₈H₁₅NO₃S
• Molecular Weight: 325.388
• Mol file: 474843-41-9.mol

Synonyms:3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester

Chemical Property of 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester

Chemical Property:

• Melting Point: 118-120°C

Purity/Quality:

Methyl3-Amino-5-(4-phenoxyphenyl)thiophene-2-carboxylate 95+% ^*data from reagent suppliers

Safty Information:

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Technology Process of 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester

There total 3 articles about 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl 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: 66.0%

Methyl thioglycolate (2365-48-2) + (Z)-3-Chloro-3-(4-phenoxy-phenyl)-acrylonitrile → 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester (474843-41-9)

Guidance literature:

With sodium methylate; In methanol; for 16h; Heating;

DOI:10.1021/jm0209026

Reference yield:

4-phenoxyacetophenone (5031-78-7) → 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester (474843-41-9)

Guidance literature:

Multi-step reaction with 2 steps

1.1: POCl₃ / 25 - 50 °C

1.2: NH₂OH*HCl / 25 - 50 °C

2.1: 66 percent / NaOMe / methanol / 16 h / Heating

With sodium methylate; trichlorophosphate; In methanol;

DOI:10.1021/jm0209026

Reference yield:

C15H10ClNO (474843-34-0) + Methyl thioglycolate (2365-48-2) → 3-amino-5-(4-phenoxyphenyl)thiophene-2-carboxylic acid methyl ester (474843-41-9)

Guidance literature:

With sodium; In methanol; for 0.5h; Inert atmosphere; Reflux;

DOI:10.1021/jm401102e

upstream raw materials:

Methyl thioglycolate

4-phenoxyacetophenone

C₁₅H₁₀ClNO

Downstream raw materials:

3-(ethoxyoxalyl-amino)-5-(4-phenoxy-phenyl)-thiophene-2-carboxylic acid methyl ester

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