3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester

Base Information

• Chemical Name: 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester
• CAS No.: 1634721-97-3
• Molecular Formula: C₂₆H₂₆N₂O₃
• Molecular Weight: 414.504

Synonyms:3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester

Chemical Property of 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester

Chemical Property:

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Technology Process of 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester

There total 4 articles about 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic 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: 76.0%

Ethyl 3-bromopropionate (539-74-2) + 4-benzyl-3-phenyl-3,4-dihydro-1H-quinoxaline-2-one (1634722-02-3) → 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester (1634721-97-3)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 80 ℃; for 12h; Inert atmosphere;

DOI:10.14233/ajchem.2014.15859

Reference yield:

1,2-diamino-benzene (95-54-5) → 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester (1634721-97-3)

Guidance literature:

Multi-step reaction with 3 steps

1: potassium carbonate / N,N-dimethyl-formamide / 0.5 h / 60 °C / Inert atmosphere

2: sodium carbonate; water / ethanol / 5 h / Inert atmosphere; Reflux

3: potassium carbonate / N,N-dimethyl-formamide / 12 h / 80 °C / Inert atmosphere

With water; sodium carbonate; potassium carbonate; In ethanol; N,N-dimethyl-formamide;

DOI:10.14233/ajchem.2014.15859

Reference yield:

bromo-phenyl-acetic acid methyl ester (37167-62-7,3042-81-7,61139-20-6) → 3-(4-benzyl-3-phenyl-2-oxo-3,4-dihydro-2H-quinoxalin-1-yl)propionic acid ethyl ester (1634721-97-3)

Guidance literature:

Multi-step reaction with 3 steps

1: potassium carbonate / N,N-dimethyl-formamide / 0.5 h / 60 °C / Inert atmosphere

2: sodium carbonate; water / ethanol / 5 h / Inert atmosphere; Reflux

3: potassium carbonate / N,N-dimethyl-formamide / 12 h / 80 °C / Inert atmosphere

With water; sodium carbonate; potassium carbonate; In ethanol; N,N-dimethyl-formamide;

DOI:10.14233/ajchem.2014.15859

upstream raw materials:

Ethyl 3-bromopropionate

4-benzyl-3-phenyl-3,4-dihydro-1H-quinoxaline-2-one

1,2-diamino-benzene

3-Phenyl-1,2,3,4-tetrahydroquinoxalin-2-one

Downstream raw materials:

9-benzyl-10-phenyl-3,4,10,10a-tetrahydro-2H,9H-1-oxa-4a,9-diazaphenanthrene

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