4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

Base Information

Chemical Name:4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate
CAS No.:19159-09-2
Molecular Formula:C₂₇H₂₄O₁₃
Molecular Weight:556.48
Hs Code.:

Synonyms:4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

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Chemical Property of 4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

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Technology Process of 4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

There total 5 articles about 4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate 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: 75.0%

: 143631-95-2
acetic acid 2-acetoxy-4-(3,5-diacetoxy-7-hydroxy-4-oxo-4H-chromen-2-yl)-phenyl ester

: 623-48-3
ethyl iodoacetae

: 19159-09-2
4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: With caesium carbonate; In N,N-dimethyl-formamide; at 0 - 20 ℃; for 1.5h; Molecular sieve; Inert atmosphere; Darkness;
DOI:10.1039/c9cc02215e

Reference yield: 29.0%

: 1064-06-8
3,5,7-triacetoxy-2-(3,4-diacetoxy-phenyl)-chromen-4-one

: 105-36-2
ethyl bromoacetate

: 19159-09-2
4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: With potassium carbonate; potassium iodide; In acetone; for 19h; Reflux; Inert atmosphere;

Reference yield:

: 1064-06-8
3,5,7-triacetoxy-2-(3,4-diacetoxy-phenyl)-chromen-4-one

: 19159-09-2
4-(3,5-diacetoxy-7-(2-ethoxy-2-oxoethoxy)-4-oxo-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: Multi-step reaction with 2 steps

1.1: 1H-imidazole / Sonication

1.2: 1.5 h / 0 - 20 °C

2.1: caesium carbonate / N,N-dimethyl-formamide / 1.5 h / 0 - 20 °C / Molecular sieve; Inert atmosphere; Darkness

With 1H-imidazole; caesium carbonate; In N,N-dimethyl-formamide;
DOI:10.1039/c9cc02215e