Planta Medica 1984-Oct
Serruloside and Serrulatoside, two New Iridoid Glycosides from Penstemon serrulatus1.
Vetëm përdoruesit e regjistruar mund të përkthejnë artikuj
Identifikohuni Regjistrohu
Lidhja ruhet në kujtesën e fragmenteve
Fjalë kyçe
Abstrakt
From leaves of PENSTEMON SERRULATUS Menz. two new iridoid glycosides have been isolated. Both glycosides have the same aglycon part, but differ in their carbohydrate moieties. The structure of serru-loside (penstemidaglucon-11- O-beta- D-ribohexos -3-uloside) and serrulatoside (penstemidaglucon-ll- O-beta-4'-desoxyaltropyranosido-6'- O-beta- D-glucopyranoside) was established by spectroscopic methods (mainly (1)H- and (13)C-NMR) and comparison with known compounds.