A MALONIC ACID ESTER DERIVATIVE OF NARINGIN IN GRAPEFRUIT

Article abstract of DOI:10.1016/0031-9422(91)83505-F

A malonic acid ester of the flavanone naringin was abundant in the young leaves and fruits of grapefruit plants, but not in the mature leaves and fruits.After isolation, the structure of this compound was established as naringin 6''-malonate (naringenin 7-(2''-O-α-L-rhamnosyl)-β-D-glucoside 6''-malonate). Key Word Index - Citrus paradisi; Rutaceae; grapefruit; flavonoids; naringin.