4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

Base Information

Chemical Name:4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate
CAS No.:1610737-84-2
Molecular Formula:C₂₈H₂₂O₁₁S
Molecular Weight:566.542
Hs Code.:

Synonyms:4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

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Chemical Property of 4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

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Technology Process of 4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

There total 3 articles about 4-(5-acetoxy-4-oxo-7-(tosyloxy)-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: 90.0%

: 4‐(5‐acetoxy‐7‐hydroxy‐4‐oxo‐4H‐chromen‐2‐yl)‐1,2‐phenylene diacetate

: 98-59-9
p-toluenesulfonyl chloride

: 1610737-84-2
4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: With triethylamine; In tetrahydrofuran; at 20 ℃; for 8h;
DOI:10.1016/j.bmc.2014.04.016

Reference yield:

: 491-70-3
2-(3,4-Dihydroxy-phenyl)-5,7-dihydroxy-chromen-4-on

: 1610737-84-2
4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: Multi-step reaction with 3 steps

1: pyridine / 70 °C

2: thiophenol; 1H-imidazole / 1-methyl-pyrrolidin-2-one / 2 h / 0 - 20 °C

3: triethylamine / tetrahydrofuran / 8 h / 20 °C

With pyridine; 1H-imidazole; thiophenol; triethylamine; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one;
DOI:10.1016/j.bmc.2014.04.016

Reference yield:

: 1061-93-4
luteolin tetraacetate

: 1610737-84-2
4-(5-acetoxy-4-oxo-7-(tosyloxy)-4H-chromen-2-yl)-1,2-phenylene diacetate

Guidance literature:: Multi-step reaction with 2 steps

1: thiophenol; 1H-imidazole / 1-methyl-pyrrolidin-2-one / 2 h / 0 - 20 °C

2: triethylamine / tetrahydrofuran / 8 h / 20 °C

With 1H-imidazole; thiophenol; triethylamine; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one;
DOI:10.1016/j.bmc.2014.04.016