4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)-

Base Information

• Chemical Name: 4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)-
• CAS No.: 90686-13-8
• Molecular Formula: C25H26 O6
• Molecular Weight: 422.478

Synonyms:4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-butenyl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-butenyl)-(9CI); 2'-Hydroxylupalbigenin; Angustone A

Chemical Property of 4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)-

Chemical Property:

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MSDS Files:

SDS file from LookChem

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Technology Process of 4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)-

There total 1 articles about 4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-3-(3-methyl-2-buten-1-yl)phenyl]-5,7-dihydroxy-6-(3-methyl-2-buten-1-yl)- 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:

5,7,4'-trihydroxy-2'-methoxy-6,3'-diprenylisoflavone (89143-44-2) → 2'-hydroxylupalbigenin (90686-13-8)

Guidance literature:

With piperidine; sulfuric acid; at 120 ℃; for 4h;

DOI:10.1016/S0031-9422(00)80349-0

Reference yield: 80.0%

2'-hydroxylupalbigenin (90686-13-8) → 6-(2,3-Dihydroxy-3-methyl-butyl)-3-[3-(2,3-dihydroxy-3-methyl-butyl)-2,4-dihydroxy-phenyl]-5,7-dihydroxy-chromen-4-one

Guidance literature:

With osmium(VIII) oxide; In pyridine; dichloromethane; for 20h; Ambient temperature;

Reference yield:

acetic anhydride (108-24-7) + 2'-hydroxylupalbigenin (90686-13-8) → Acetic acid 7-acetoxy-3-[2,4-diacetoxy-3-(3-methyl-but-2-enyl)-phenyl]-6-(3-methyl-but-2-enyl)-4-oxo-4H-chromen-5-yl ester

Guidance literature:

With pyridine; at 100 ℃; for 3h;

DOI:10.1016/S0031-9422(00)84936-5

upstream raw materials:

5,7,4'-trihydroxy-2'-methoxy-6,3'-diprenylisoflavone

Downstream raw materials:

5-hydroxy-3(4'-methoxy)phenyl-8,8-dimethyl-4H,8H-benzo<1,2b:5,4b'>dipyran-4-one

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