neoflavonoids

https://doi.org/10.1351/goldbook.09972

The neoflavonoids are compounds with a 4-phenyl-3,4-dihydro-2$H$-1-benzopyran parent structure 10.

Source:
PAC, 2018, 90, 1429. 'Nomenclature of flavonoids (IUPAC Recommendations 2017)' on page 1433 (https://doi.org/10.1515/pac-2013-0919)