(S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide

Base Information

• Chemical Name: (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide
• CAS No.: 1298120-29-2
• Molecular Formula: C₂₉H₂₆N₂O₇
• Molecular Weight: 514.535
• Mol file: 1298120-29-2.mol

Synonyms:(S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide

Chemical Property of (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide

There total 7 articles about (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide 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: 60.0%

(S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-7-methoxy-6-(methoxymethoxy)-3-methyl-4-oxo-4H-chromene-2-carboxamide → (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide (1298120-29-2)

Guidance literature:

With hydrogenchloride; In methanol; at 70 ℃; for 2h;

DOI:10.1016/j.ejmech.2011.02.025

Reference yield:

C16H18O7 (1298119-95-5) → (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide (1298120-29-2)

Guidance literature:

Multi-step reaction with 4 steps

1.1: potassium hydroxide / ethanol; water / 1 h / 20 °C

1.2: pH 2

2.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 2 h / 0 - 20 °C

3.1: Dess-Martin periodane / N,N-dimethyl-formamide / 2 h / 0 - 20 °C

4.1: hydrogenchloride / methanol / 2 h / 70 °C

With hydrogenchloride; benzotriazol-1-ol; Dess-Martin periodane; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; potassium hydroxide; In methanol; ethanol; water; N,N-dimethyl-formamide;

DOI:10.1016/j.ejmech.2011.02.025

Reference yield:

ethyl 6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxylate (1298119-90-0) → (S)-N-(4-benzylamino-3,4-dioxo-1-phenylbutan-2-yl)-6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxamide (1298120-29-2)

Guidance literature:

Multi-step reaction with 5 steps

1.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 2 h / 0 - 20 °C

2.1: potassium hydroxide / ethanol; water / 1 h / 20 °C

2.2: pH 2

3.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 2 h / 0 - 20 °C

4.1: Dess-Martin periodane / N,N-dimethyl-formamide / 2 h / 0 - 20 °C

5.1: hydrogenchloride / methanol / 2 h / 70 °C

With hydrogenchloride; benzotriazol-1-ol; Dess-Martin periodane; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; potassium hydroxide; In methanol; ethanol; dichloromethane; water; N,N-dimethyl-formamide;

DOI:10.1016/j.ejmech.2011.02.025

upstream raw materials:

ethyl 6-hydroxy-7-methoxy-3-methyl-4-oxo-4H-chromene-2-carboxylate

C₁₆H₁₈O₇

7-methoxy-6-(methoxymethoxy)-3-methyl-4-oxo-4H-chromene-2-carboxylic acid

methoxyhydroquinone