Term: coumarins
https://doi.org/10.1351/goldbook.C01369

Definition:
2H-Chromen-2-one (older name 1,2-benzopyrone), trivially named coumarin, and its derivatives formed by substitution. C01369.png

Related Terms:
1) isocoumarins (http://doi.org/10.1351/goldbook.I03267).

Image: Not defined (https://goldbook.iupac.org/img/inline/C01369.png) 

Source: PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1328 (https://doi.org/10.1351/pac199567081307)

Citation: 'coumarins' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.C01369

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