3,4'-Dihydroxyflavone

Base Information

• Chemical Name: 3,4'-Dihydroxyflavone
• CAS No.: 14919-49-4
• Molecular Formula: C15H10 O4
• Molecular Weight: 254.242
• Hs Code.: 2914501900
• European Community (EC) Number: 681-454-2
• DSSTox Substance ID: DTXSID10350967
• Nikkaji Number: J1.030.943C
• Wikidata: Q82127037
• Metabolomics Workbench ID: 74494
• ChEMBL ID: CHEMBL272682
• Mol file: 14919-49-4.mol

Synonyms:3,4'-dihydroxyflavone

Chemical Property of 3,4'-Dihydroxyflavone

Chemical Property:

• Melting Point: 275-276°C
• Boiling Point: 452.5°Cat760mmHg
• PKA: 8.94±0.20(Predicted)
• Flash Point: 175.7°C
• PSA: 70.67000
• Density: 1.472g/cm³
• LogP: 2.87120
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• XLogP3: 3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 254.05790880
• Heavy Atom Count: 19
• Complexity: 393

Purity/Quality:

97% ^*data from raw suppliers

3,4''-Dihydroxyflavone ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C(=O)C(=C(O2)C3=CC=C(C=C3)O)O
• Uses: 3,4''-Dihydroxyflavone is used in methods and compounds involving flavonols.

Technology Process of 3,4'-Dihydroxyflavone

There total 22 articles about 3,4'-Dihydroxyflavone 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'-(methoxy)-3-hydroxyflavone (6889-78-7) → 3-hydroxy-2-(4-hydroxy-phenyl)-chromen-4-one (14919-49-4)

Guidance literature:

With boron tribromide; In dichloromethane; at -60 - 20 ℃; for 24h;

DOI:10.1055/s-0030-1258140

Reference yield: 86.0%

o-hydroxyacetophenone (118-93-4,104809-67-8) + 4-hydroxy-benzaldehyde (123-08-0,65581-83-1) → 3-hydroxy-2-(4-hydroxy-phenyl)-chromen-4-one (14919-49-4)

Guidance literature:

With pyrrolidine; oxygen; In water; at 50 ℃; under 760.051 Torr;

DOI:10.1021/acs.joc.0c01869

Reference yield: 84.0%

1-(2-hydroxyphenyl)-3-(3-hydroxyphenyl)prop-2-en-1-one (121245-86-1,36574-83-1) → 3-hydroxy-2-(4-hydroxy-phenyl)-chromen-4-one (14919-49-4)

Guidance literature:

With dihydrogen peroxide; sodium hydroxide; In ethanol; water; at 0 - 20 ℃; for 24h;

DOI:10.5562/cca3334

upstream raw materials:

4'-(methoxy)-3-hydroxyflavone

methanol

3-hydroxyflavone

D-glucose

Downstream raw materials:

2-(4-hydroxyphenyl)-3-methoxy-4H-chromen-4-one

Cu(PPh₃)2(4'-hydroxyflavonolate)