4-Amino-7-methoxy-2H-1-benzopyran-2-one

Base Information

• Chemical Name: 4-Amino-7-methoxy-2H-1-benzopyran-2-one
• CAS No.: 79492-23-2
• Molecular Formula: C10H9NO3
• Molecular Weight: 191.186
• DSSTox Substance ID: DTXSID40511887
• Wikidata: Q82370899

Synonyms:79492-23-2;4-Amino-7-methoxy-2H-1-benzopyran-2-one;DTXSID40511887

Chemical Property of 4-Amino-7-methoxy-2H-1-benzopyran-2-one

Chemical Property:

• XLogP3: 0.9
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 191.058243149
• Heavy Atom Count: 14
• Complexity: 275

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: COC1=CC2=C(C=C1)C(=CC(=O)O2)N

Technology Process of 4-Amino-7-methoxy-2H-1-benzopyran-2-one

There total 4 articles about 4-Amino-7-methoxy-2H-1-benzopyran-2-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: 91.0%

pyrrolidine (123-75-1) + 4-(azidomethyl)-7-methoxy-2H-chromen-2-one → 4-amino-7-methoxy-2H-chromen-2-one (79492-23-2) + 3-Amino-7-methoxy-4-pyrrolidin-1-yl-chromen-2-one + 2-{[1-(2-Hydroxy-4-methoxy-phenyl)-1-pyrrolidin-1-yl-meth-(Z)-ylidene]-amino}-1-pyrrolidin-1-yl-ethanone

Guidance literature:

In acetonitrile; for 0.333333h; Ambient temperature; Irradiation;

DOI:10.3987/COM-92-S(T)88

Reference yield: 76.0%

7-methoxycoumarin-4-carbonyl azide (97632-68-3) + cyclohexanol (108-93-0) → 4-amino-7-methoxy-2H-chromen-2-one (79492-23-2) + (7-Methoxy-2-oxo-2H-chromen-4-yl)-carbamic acid cyclohexyl ester (97632-75-2)

Guidance literature:

In tetrahydrofuran; for 1h; Heating;

Reference yield: 40.0%

7-methoxycoumarin-4-carbonyl azide (97632-68-3) + benzyl alcohol (100-51-6,185532-71-2) → 4-amino-7-methoxy-2H-chromen-2-one (79492-23-2) + (7-Methoxy-2-oxo-2H-chromen-4-yl)-carbamic acid benzyl ester (97632-80-9)

Guidance literature:

In tetrahydrofuran; for 1h; Heating;

upstream raw materials:

pyrrolidine

diethylamine

7-methoxycoumarin-4-carbonyl azide

benzyl alcohol

Downstream raw materials:

1-(2-hydroxy-4-methoxyphenyl)ethanone

C₂₄H₁₇NO₃

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