Della Greca M, Fiorentino A, Monaco P, Previtera L
Dipartimento di Chimica Organica e Biologica, Università Federico II, Napoli, Italy.
Phytochemistry. 1994 Aug;36(6):1479-83. doi: 10.1016/s0031-9422(00)89746-0.
Six new oleanane glycosides, ranuncosides I-VI, have been isolated from Hydrocotyle ranunculoides. Their structures have been determined on the basis of chemical and spectroscopic studies.