2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

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Chemical Name:2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate
CAS No.:1355333-51-5
Molecular Formula:C₂₂H₁₅NO₉
Molecular Weight:437.362
Hs Code.:

Synonyms:2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

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Chemical Property of 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

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Technology Process of 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

There total 4 articles about 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate 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: 70.0%

: 1355333-60-6
7-(benzyloxy)-2-(3,4-dibenzyloxyphenyl)-5-hydroxy-4-oxo-4H-chromen-3-yl 3-(benzyloxy)-4-(dibenzylamino)benzoate

: 1355333-51-5
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

Guidance literature:: With palladium 10% on activated carbon; hydrogen; In methanol; dichloromethane; ethyl acetate; at 25 ℃; for 10h; under 1861.78 Torr;
DOI:10.1016/j.bmcl.2011.10.119

Reference yield:

: 1355333-67-3
benzyl 3-(benzyloxy)-4-(dibenzylamino)benzoate

: 1355333-51-5
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydroxide / 1,4-dioxane; methanol; water / 3 h / Reflux

2: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 12 h / 25 °C / Inert atmosphere

3: palladium 10% on activated carbon; hydrogen / methanol; dichloromethane; ethyl acetate / 10 h / 25 °C / 1861.78 Torr

With dmap; palladium 10% on activated carbon; hydrogen; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; In 1,4-dioxane; methanol; dichloromethane; water; ethyl acetate;
DOI:10.1016/j.bmcl.2011.10.119

Reference yield:

: 1355333-56-0
3-(benzyloxy)-4-(dibenzylamino)benzoic acid

: 1355333-51-5
2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-chromen-3-yl 4-amino-3-hydroxybenzoate

Guidance literature:: Multi-step reaction with 2 steps

1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 12 h / 25 °C / Inert atmosphere

2: palladium 10% on activated carbon; hydrogen / methanol; dichloromethane; ethyl acetate / 10 h / 25 °C / 1861.78 Torr

With dmap; palladium 10% on activated carbon; hydrogen; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In methanol; dichloromethane; ethyl acetate;
DOI:10.1016/j.bmcl.2011.10.119