(E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate

Base Information

• Chemical Name: (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate
• CAS No.: 1444403-40-0
• Molecular Formula: C₂₀H₂₁NO₅S
• Molecular Weight: 387.456
• Mol file: 1444403-40-0.mol

Synonyms:(E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate

Chemical Property of (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate

There total 6 articles about (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate 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:

(E)-4-(Toluene-4-sulfonylamino)-but-2-enoic acid methyl ester + α-bromoacetophenone (70-11-1) → (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate (1444403-40-0)

Guidance literature:

With potassium carbonate; sodium iodide; In acetonitrile; at 20 ℃; for 18h;

DOI:10.1002/adsc.201901500

Reference yield:

N-[(tert-butoxy)carbonyl]-4-methylbenzenesulfonamide (18303-04-3) → (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate (1444403-40-0)

Guidance literature:

Multi-step reaction with 3 steps

1: potassium carbonate; sodium iodide / N,N-dimethyl-formamide / 3 h / 50 °C

2: trifluoroacetic acid / dichloromethane / 18 h / 20 °C

3: potassium carbonate; sodium iodide / acetonitrile / 18 h / 20 °C

With potassium carbonate; trifluoroacetic acid; sodium iodide; In dichloromethane; N,N-dimethyl-formamide; acetonitrile;

DOI:10.1002/adsc.201901500

Reference yield:

C17H23NO6S → (E)-methyl 4-[N-(2-oxo-2-phenylethyl)(4-methylphenyl)sulfonamido]but-2-enoate (1444403-40-0)

Guidance literature:

Multi-step reaction with 2 steps

1: trifluoroacetic acid / dichloromethane / 18 h / 20 °C

2: potassium carbonate; sodium iodide / acetonitrile / 18 h / 20 °C

With potassium carbonate; trifluoroacetic acid; sodium iodide; In dichloromethane; acetonitrile;

DOI:10.1002/adsc.201901500

upstream raw materials:

4-methyl-N-(2-propenyl)benzenesulfonamide

α-bromoacetophenone

N-[(tert-butoxy)carbonyl]-4-methylbenzenesulfonamide

methyl 4-bromocrotonate