ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

Base Information

Chemical Name:ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate
CAS No.:949495-56-1
Molecular Formula:C₂₄H₂₃NO₉
Molecular Weight:469.448
Hs Code.:

Synonyms:ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

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Chemical Property of ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

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Technology Process of ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

There total 6 articles about ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate 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: 61.0%

: 949495-50-5
ethyl {[4-(2-hydroxyethyl)phenyl]amino}(oxo)acetate

: 949495-41-4
ethyl 5,7-dihydroxy-4-oxo-4H-chromene-2-carboxylate

: 949495-56-1
ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

Guidance literature:: With di-isopropyl azodicarboxylate; triphenylphosphine; In dichloromethane; at 20 ℃;
DOI:10.1021/jm070336k

Reference yield:

: 949495-48-1
ethyl ({4-[2-(tert-butyldimethylsilyloxy)ethyl]phenyl}amino)(oxo)acetate

: 949495-56-1
ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / HF; pyridine / CH₂Cl₂ / 0 - 20 °C

2: 61 percent / DIAD; triphenylphosphine / CH₂Cl₂ / 20 °C

With pyridine; di-isopropyl azodicarboxylate; hydrogen fluoride; triphenylphosphine; In dichloromethane; 2: Mitsunobu reaction;
DOI:10.1021/jm070336k

Reference yield:

: 480-66-0,67471-34-5
2,4,6-trihydroxyacetophenone

: 949495-56-1
ethyl 7-[2-(4-{[ethoxy(oxo)acetyl]amino}phenyl)ethoxy]-5-hydroxy-4-oxo-4H-chromene-2-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: pyridine / 20 °C

1.2: aq. Na₂CO₃ / ethanol / 2 h / 60 - 70 °C

2.1: 180 mg / sulfuric acid / Heating

3.1: 61 percent / DIAD; triphenylphosphine / CH₂Cl₂ / 20 °C

With pyridine; di-isopropyl azodicarboxylate; sulfuric acid; triphenylphosphine; In dichloromethane; 3.1: Mitsunobu reaction;
DOI:10.1021/jm070336k