2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

Base Information

Chemical Name:2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate
CAS No.:1621401-95-3
Molecular Formula:C₃₀H₃₀O₁₂
Molecular Weight:582.561
Hs Code.:

Synonyms:2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

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Chemical Property of 2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

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Technology Process of 2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

There total 2 articles about 2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl 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:

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

: 1621401-95-3
2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

Guidance literature:: Multi-step reaction with 3 steps

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

2.1: 1H-imidazole; thiophenol / 1-methyl-pyrrolidin-2-one / 20 h / -20 °C

2.2: 20 h / 0 - 5 °C

3.1: pyridine / acetic acid / 5 h / 120 - 130 °C

With pyridine; 1H-imidazole; thiophenol; N-ethyl-N,N-diisopropylamine; In 1-methyl-pyrrolidin-2-one; acetic acid; acetone; 3.1: |Claisen Rearrangement;
DOI:10.1055/s-0033-1338559

Reference yield:

: 1621401-85-1
4-[3,5-diacetoxy-7-(methoxymethoxy)-4-oxo-4H-chromen-2-yl]-1,2-phenylene diacetate

: 1621401-95-3
2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

Guidance literature:: Multi-step reaction with 2 steps

1.1: 1H-imidazole; thiophenol / 1-methyl-pyrrolidin-2-one / 20 h / -20 °C

1.2: 20 h / 0 - 5 °C

2.1: pyridine / acetic acid / 5 h / 120 - 130 °C

With pyridine; 1H-imidazole; thiophenol; In 1-methyl-pyrrolidin-2-one; acetic acid; 2.1: |Claisen Rearrangement;
DOI:10.1055/s-0033-1338559

Reference yield: 96.0%

: 1621401-95-3
2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate

: 2-(3,4-dihydroxy-5-(3-methyl-2-buten-1-yl)phenyl)-3,5,7-trihydroxy-4H-chromen-4-one

Guidance literature:: 2-[3,4-diacetoxy-5-(3-methylbut-2-enyl)phenyl]-7-(methoxymethoxy)-4-oxo-4H-chromene-3,5-diyl diacetate; With carbon tetrabromide; In isopropyl alcohol; for 5h; Reflux;

With ammonium acetate; at 60 ℃; for 5h;
DOI:10.1055/s-0033-1338559