WebFeb 1, 2016 · Finally, two esters of demethylsecologanol were isolated from H. paniculata ( Shi et al., 2014 ), namely hydrangeside B ( 40a) and methylgrandifloroside ( 40b ). Download : Download full-size image 3.2.2. Hydrangeeae; others WebMay 1, 2024 · The other four iridoids are derived from secologanin, namely secoxyloganin (7), demethylsecologanol (8), secologanic acid (9) and sweroside (10). All five iridoids have been previously detected in species belonging to the “Psychotria alliance” as well as in related genera (Berger et al., 2011; Kitajima et al., 2005; Zuleta et al., 2003).
5-Deoxy-stasioside - SpectraBase
WebAug 27, 2024 · Five iridoid glycosides including secologanoside, vogeloside, sweroside, secoxyloganin, and demethylsecologanol were obtained from L. japonica Flos extracts, all compound purities were over 98%. All results demonstrated that the high-polarity solvent system with addition of inorganic salt is an effective method for separation of highly polar ... WebSep 1, 2015 · Abstract. From an aqueous extract of Lonicera japonica flower buds, sixteen compounds were isolated by a combination of various chromatographic techniques … adwara net co
Xingfu Chen
Web6'-O-alpha-L-arabinopyranosyl demethylsecologanol Preferred. page delivered in 0.004s Connect with NLM National Library of Medicine 8600 Rockville Pike Bethesda, MD … Webmoiety as demethylsecologanol [17]. However, the NMR data of 1 differed from those of secologanol (10) by the downfield shifts of H2-7, δ 4.16-4.03, thus suggesting esterification at this position. Ten additional resonances were observed in the 13C spectrum of 1, including a - unsaturated carbonyl group δC 167.5 (C-1′′), and an WebTwo new monoterpene glucosides, demethylsecologanol and 3 -O-glucosylsenburiside II, were isolated from Ophiorrhiza liukiuensis(Rubiaceae) together with 23 known … k3 バスケ