WebJan 1, 2012 · Three compounds are based on cycloasgenin C as aglycon, whereas three other compounds show as aglycon a cycloasgenin C derivative, characterized by the occurrence of the hydroxyl group at position 20 which is … WebSix cycloartane-type triterpene glycosides were isolated from Astragalus stereocalyx along with six known cycloartane-type glycosides. Their structures were established …
24-Epimarkhacanasin C, An Epimeric Cycloartane-Type …
WebMay 1, 2011 · Cycloascidoside A, a new bisdesmoside of cycloasgenin C The aerial part of Astragalus mucidus Bunge (Leguminosae) contains several isoprenoid compounds, … WebFeb 22, 2007 · Comparison with C NMR data for cyclocanthogenin [3, 4] and cycloasgenin C [5, 6] established that 3 was 24S-cycloartan-3β,6α,16β,24,25-pentaol [2], i.e., was cyclocanthogenin. - 1 Compound 1, MW 786.986 g/mol, C H O , mp 283-284°C (EtOH). IR spectrum (KBr, ν, cm ): 3550-3230 (OH), 41 70 14 3060 (cyclopropane ring CH ). Acid … total unit weight formula
Bioactive Cycloartane-Type Triterpene Glycosides from …
WebOct 23, 2013 · A comparison of the 13 C NMR spectra of the monoside (3) and of cycloasgenin C (2) established that the C-16 signals had undergone a paramagnetic shift of I 1.33 ppm in comparison with the genin (Table l). 610 Thus, monoside (3) has the structure of 24R-cycloartane-313,6a,16[3,24,25-pentaol 16-O-13-D-glucopyranoside and … WebCycloasgenin C 3-O-β-D-xylopyranoside from Astragalus mucidus TK Naubeev, AA Zhanibekov, KK Uteniyazov, KM Bobakulov, ... Chemistry of natural compounds 49, 1048-1049 , 2014 WebDec 1, 2014 · Cycloartane Glycosides from Euphorbia boissierana Authors: L. N. Gvazava V. S. Kikoladze Abstract Two known (1 and 2) and two new (3 and 4) bisdesmoside cycloartane glycosides were isolated by... posts hardware