- Formula: C9H6O2
- Molecular weight: 146.1427
- IUPAC Standard InChIKey: ZYGHJZDHTFUPRJ-UHFFFAOYSA-N
- CAS Registry Number: 91-64-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
- Other names: 2H-1-Benzopyran-2-one; cis-o-Coumarinic acid lactone; o-Hydroxycinnamic acid lactone; Benzo-«alpha»-pyrone; Coumarinic anhydride; Rattex; Tonka bean camphor; 1,2-Benzopyrone; 2-Propenoic acid, 3-(2-hydroxyphenyl)-, «delta»-lactone; 2H-Benzo[b]pyran-2-one; o-Hydroxycinnamic lactone; Cinnamic acid, o-hydroxy-, «delta»-lactone; Cumarin; 2-Oxo-1,2-benzopyran; 2H-1-Benzopyran, 2-oxo-; o-Hydroxyzimtsaure-lacton; Kumarin; NCI C07103; NSC 8774; 2H-Chromen-2-one
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- Other data available:
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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