A NEW HYDROXYOLEFINIC ACID FROM PLANTAGO MAJOR SEED OIL

Article abstract of DOI:10.1016/S0031-9422(00)82210-4

Key Word Index - Plantago major; Plantaginaceae; greater plantain; seed oil; 9-hydroxy-cis-11-octadecenoic acid.A new isomer of ricinoleic acid has been found as a minor constituent (1.5percent) of the seed oil of Plantago major.This previously unknown β-hydroxyolefinic acid, 9-hydroxy-cis-11-octadecenoic, was characterized by IR, 1H NMR and oxidative cleavage, and the structure was supported by MS.