methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

Base Information

Chemical Name:methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate
CAS No.:1160685-96-0
Molecular Formula:C₁₇H₁₃BrN₂O₄
Molecular Weight:389.205
Hs Code.:

Synonyms:methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

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Chemical Property of methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

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Technology Process of methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

There total 5 articles about methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate 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: 33.1%

: 1603-79-8
phenylglyoxylic acid ethyl ester

: 1160682-52-9
methyl 2-amino-5-bromo-6-(methyloxy)-3-nitrobenzoate

: 1160685-96-0
methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

Guidance literature:: methyl 2-amino-5-bromo-6-(methyloxy)-3-nitrobenzoate; With stannous chloride hydrate; ethanol; In ethanol; ethyl acetate; acetonitrile; for 3h; Reflux;

phenylglyoxylic acid ethyl ester; In acetonitrile; at 20 ℃;

Reference yield:

: 13671-00-6
methyl 2,6-difluorobenzoate

: 1160685-96-0
methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: sulfuric acid; nitric acid / 0 - 20 °C

2.1: ammonium hydroxide / ethanol; water / 20 °C

3.1: sodium hydride / mineral oil / 1 h / 0 - 20 °C

4.1: bromine / dichloromethane / 0.5 h / 20 °C

5.1: stannous chloride hydrate; ethanol / ethanol; ethyl acetate; acetonitrile / 3 h / Reflux

5.2: 20 °C

With ammonium hydroxide; stannous chloride hydrate; ethanol; sulfuric acid; bromine; nitric acid; sodium hydride; In ethanol; dichloromethane; water; ethyl acetate; acetonitrile; mineral oil;

Reference yield:

: 346691-23-4
methyl 2-amino-6-fluoro-3-nitrobenzoate

: 1160685-96-0
methyl 7-bromo-6-(methyloxy)-2-oxo-3-phenyl-1,2-dihydro-5-quinoxalinecarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydride / mineral oil / 1 h / 0 - 20 °C

2.1: bromine / dichloromethane / 0.5 h / 20 °C

3.1: stannous chloride hydrate; ethanol / ethanol; ethyl acetate; acetonitrile / 3 h / Reflux

3.2: 20 °C

With stannous chloride hydrate; ethanol; bromine; sodium hydride; In ethanol; dichloromethane; ethyl acetate; acetonitrile; mineral oil;