7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one

Base Information

• Chemical Name: 7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one
• CAS No.: 114438-54-9
• Molecular Formula: C16H12O5
• Molecular Weight: 284.268
• ChEMBL ID: CHEMBL351942
• DSSTox Substance ID: DTXSID00564233
• Nikkaji Number: J374.232F
• Wikidata: Q82448860
• Mol file: 114438-54-9.mol

Synonyms:114438-54-9;7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-chromen-4-one;CHEMBL351942;DTXSID00564233;7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one

Chemical Property of 7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one

Chemical Property:

• XLogP3: 2.7
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 2
• Exact Mass: 284.06847348
• Heavy Atom Count: 21
• Complexity: 436

Purity/Quality:

99.90% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=C(OC2=C(C1=O)C=CC(=C2)O)C3=CC=C(C=C3)O

Technology Process of 7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one

There total 3 articles about 7-Hydroxy-2-(4-hydroxyphenyl)-3-methoxy-4H-1-benzopyran-4-one 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: 76.0%

7-Benzyloxy-2-(4-benzyloxy-phenyl)-3-methoxy-chromen-4-one (132020-76-9) → 4',7-dihydroxy-3-methoxyflavone (114438-54-9)

Guidance literature:

With hydrogenchloride; acetic acid; for 3h; Heating;

DOI:10.1021/jm00106a039

Reference yield:

p-benzyloxybenzaldehyde (4397-53-9) → 4',7-dihydroxy-3-methoxyflavone (114438-54-9)

Guidance literature:

Multi-step reaction with 4 steps

1: 55 percent / 50percent aq. NaOH / ethanol / 96 h / Ambient temperature

2: 44 percent / 10percent NaOH, 30percent H₂O₂ / methanol / 0.25 h

3: 75 percent / K₂CO₃ / acetone / 16 h / Heating

4: 76 percent / AcOH, HCl / 3 h / Heating

With hydrogenchloride; sodium hydroxide; dihydrogen peroxide; potassium carbonate; acetic acid; In methanol; ethanol; acetone;

DOI:10.1021/jm00106a039

Reference yield:

(E)-1-(4-(benzyloxy)-2-hydroxyphenyl)-3-(4-(benzyloxy)phenyl)prop-2-en-1-one (84002-48-2) → 4',7-dihydroxy-3-methoxyflavone (114438-54-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 44 percent / 10percent NaOH, 30percent H₂O₂ / methanol / 0.25 h

2: 75 percent / K₂CO₃ / acetone / 16 h / Heating

3: 76 percent / AcOH, HCl / 3 h / Heating

With hydrogenchloride; sodium hydroxide; dihydrogen peroxide; potassium carbonate; acetic acid; In methanol; acetone;

DOI:10.1021/jm00106a039

upstream raw materials:

7-Benzyloxy-2-(4-benzyloxy-phenyl)-3-methoxy-chromen-4-one

p-benzyloxybenzaldehyde

(E)-1-(4-(benzyloxy)-2-hydroxyphenyl)-3-(4-(benzyloxy)phenyl)prop-2-en-1-one

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