3-hydroxy-2-methyl-4H-chromen-4-one

Base Information

• Chemical Name: 3-hydroxy-2-methyl-4H-chromen-4-one
• CAS No.: 22105-10-8
• Molecular Formula: C10H8O3
• Molecular Weight: 176.172
• DSSTox Substance ID: DTXSID10438850
• Nikkaji Number: J754.831A
• Wikidata: Q82254686
• Mol file: 22105-10-8.mol

Synonyms:3-hydroxy-2-methyl-4H-chromen-4-one;22105-10-8;3-hydroxy-2-methylchromen-4-one;3-hydroxy-2-methyl-4H-1-benzopyran-4-one;hydroxy-2-methyl chromone;2-Methyl-3-hydroxychromone;SCHEMBL4757017;DTXSID10438850;SXIOXEUODKJBEP-UHFFFAOYSA-N;EN300-269580

Chemical Property of 3-hydroxy-2-methyl-4H-chromen-4-one

Chemical Property:

• PSA: 50.44000
• LogP: 1.80700
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 176.047344113
• Heavy Atom Count: 13
• Complexity: 267

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C(=O)C2=CC=CC=C2O1)O

Technology Process of 3-hydroxy-2-methyl-4H-chromen-4-one

There total 1 articles about 3-hydroxy-2-methyl-4H-chromen-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:

2-methylchromone (5751-48-4) → 3-hydroxy-2-methyl-4H-chromen-4-one (22105-10-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: 60 percent / H₂ / 5 percent Pd/CaCO₃ / benzene / 18 h / 20 °C

2.1: isoamyl nitrite; conc. HCl / aq. ethanol / Heating

2.2: H₂O

With hydrogenchloride; hydrogen; isopentyl nitrite; Lindlar's catalyst; In ethanol; benzene;

DOI:10.1016/S0968-0896(01)00207-3

Reference yield: 85.0%

3-hydroxy-2-methyl-4H-chromen-4-one (22105-10-8) + methyl iodide (74-88-4) → 2-methyl-3-methoxychromone (147590-72-5)

Guidance literature:

With potassium carbonate; In acetone; for 4h; Heating;

DOI:10.1021/jo952184j

Reference yield: 62.0%

3-hydroxy-2-methyl-4H-chromen-4-one (22105-10-8) + benzyl bromide (100-39-0) → 3-(benzyloxy)-2-methyl-4H-chromen-4-one

Guidance literature:

With caesium carbonate; In N,N-dimethyl-formamide; at 60 ℃; for 1.5h;

upstream raw materials:

2-methylchromone

Downstream raw materials:

2-methyl-3-methoxychromone

2-methylchromone

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