1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

Base Information

Chemical Name:1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione
CAS No.:1592003-47-8
Molecular Formula:C₂₁H₁₆N₂O₆
Molecular Weight:392.368
Hs Code.:

Synonyms:1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

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Chemical Property of 1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

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Technology Process of 1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

There total 4 articles about 1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione 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: 62.0%

: 79-37-8
oxalyl dichloride

: 1592003-41-2
1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylurea

: 1592003-47-8
1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

Guidance literature:: In benzene; at 60 - 65 ℃;
DOI:10.1016/j.bioorg.2014.02.003

Reference yield:

: 1592003-38-7
3-ethyl-7-hydroxy-4-methyl-8-phenylazo-2H-1-benzopyran-2-one

: 1592003-47-8
1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

Guidance literature:: Multi-step reaction with 3 steps

1: sodium dithionite; ammonium hydroxide; water / 0.25 h / Reflux

2: dichloromethane / 6 h / Reflux

3: benzene / 60 - 65 °C

With ammonium hydroxide; sodium dithionite; water; In dichloromethane; benzene;
DOI:10.1016/j.bioorg.2014.02.003

Reference yield:

: 53666-71-0
3-ethyl-7-hydroxy-4-methyl-chromen-2-one

: 1592003-47-8
1-(3-ethyl-7-hydroxy-4-methyl-2-oxo-2H-1-benzopyran-8-yl)-3-phenylimidazolidin-2,4,5-trione

Guidance literature:: Multi-step reaction with 4 steps

1: sodium hydroxide / 1 h / 20 °C

2: sodium dithionite; ammonium hydroxide; water / 0.25 h / Reflux

3: dichloromethane / 6 h / Reflux

4: benzene / 60 - 65 °C

With ammonium hydroxide; sodium dithionite; water; sodium hydroxide; In dichloromethane; benzene;
DOI:10.1016/j.bioorg.2014.02.003