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Names | |
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IUPAC name
Chromen-4-one | |
Preferred IUPAC name
4H-1-Benzopyran-4-one | |
Other names
4-Chromone; 1,4-Benzopyrone; 4H-Chromen-4-one; Benzo-gamma-pyrone; 1-Benzopyran-4-one; 4H-Benzo(b)pyran-4-one | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.007.035 ![]() |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C9H6O2 | |
Molar mass | 146.145 g·mol−1 |
Acidity (pKa) | -2.0 (of conjugate acid) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Chromone (or1,4-benzopyrone) is a derivative of benzopyran with a substituted keto group on the pyran ring. It is an isomer of coumarin.
Derivatives of chromone are collectively known as chromones. Most, though not all, chromones are also phenylpropanoids.
Types of phenylpropanoids
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Classes of phenylpropanoids |
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Examples |
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