Furano[7,6,2',3']flavone

Base Information

• Chemical Name: Furano[7,6,2',3']flavone
• CAS No.: 4439-70-7
• Molecular Formula: C₁₇H₁₀O₃
• Molecular Weight: 262.265
• Mol file: 4439-70-7.mol

Synonyms:

Chemical Property of Furano[7,6,2',3']flavone

Chemical Property:

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Furano[7,6,2',3']flavone

There total 7 articles about Furano[7,6,2',3']flavone 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%

(Z)-3-Hydroxy-1-(6-hydroxy-benzofuran-5-yl)-3-phenyl-propenone → 7-phenyl-furo[3,2-g]chromen-5-one (4439-70-7)

Guidance literature:

With sulfuric acid; acetic acid; for 1h; Heating;

DOI:10.1016/j.bmc.2006.10.053

Reference yield:

2',4'-dihydroxy-4-acetophenone (89-84-9) → 7-phenyl-furo[3,2-g]chromen-5-one (4439-70-7)

Guidance literature:

Multi-step reaction with 5 steps

1: 90 percent / potassium carbonate / dimethylformamide / 160 °C

2: 54 percent / A 15 / toluene / Heating

3: 85 percent / pyridine / 0.17 h / 100 °C

4: tert-BuOK; pyridine / 5 h

5: 90 percent / H₂SO₄; AcOH / 1 h / Heating

With pyridine; sulfuric acid; potassium tert-butylate; potassium carbonate; acetic acid; A 15; In N,N-dimethyl-formamide; toluene; 4: Baker-Venkataraman rearrangement;

DOI:10.1016/j.bmc.2006.10.053

Reference yield:

benzoic acid 5-acetyl-benzofuran-6-yl ester (862823-98-1) → 7-phenyl-furo[3,2-g]chromen-5-one (4439-70-7)

Guidance literature:

Multi-step reaction with 2 steps

1: tert-BuOK; pyridine / 5 h

2: 90 percent / H₂SO₄; AcOH / 1 h / Heating

With pyridine; sulfuric acid; potassium tert-butylate; acetic acid; 1: Baker-Venkataraman rearrangement;

DOI:10.1016/j.bmc.2006.10.053

upstream raw materials:

benzoic acid 5-acetyl-benzofuran-6-yl ester

2',4'-dihydroxy-4-acetophenone

1-(6-hydroxybenzo[b]furan-5-yl)ethan-1-one

1-(6-hydroxy-2,3-dihydro-benzofuran-5-yl)-3-phenyl-propane-1,3-dione