Cycloasgenin c
WebThe known compound cyclocantogenin (1) and a new cycloartane glycoside cyclounifolioside C (2), which has the structure 24R-cycloartan-3β,6α,16β,24,25 … WebThe known compound trojanoside A (1) and a new cycloartane glycoside cyclostipuloside E (2) were isolated from the aerial parts of Tragacantha stipulosa Boriss. The structure of cyclostipuloside E was proposed as 24R-cycloartan-3β,6α,16β,24,25-pentaol 6,16,25-tri-O-β-D-glucopyranoside 3-O-β-D-xylopyranoside based.
Cycloasgenin c
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WebMar 12, 2024 · cycloasgenin C 3-O-β-D-xylopyranoside 115332-90-6: Benzo[c]pyridazino[1,2-a]cinnoline-6,7,8,9-tetracarboxylic acid tetramethyl ester 23227 … WebSep 20, 2024 · Cycloasgenin C 3-O-β-D-xylopyranoside was isolated for the first time in the native state from the aerial part of Astragalus mucidus Bunge (Leguminosae). View. Show abstract.
WebSep 1, 2006 · Cycloorbicosides A ( 6) (C 35 H 56 O 9) and G ( 7) (C 41 H 66 O 14) are the derivatives of cycloorbigenin and have d -xylose, d -xylose, and d -glucose moieties, respectively. Glycosides of cycloorbigenin were found only in the aerial parts of Astragalus orbiculatus Ledeb. 12, 13, 15 WebCycloasgenin C. Reference work entry. 51 Accesses. Download reference work entry PDF. C 30 H 52 O 5, M 492. Taxonomy: Cycloartane Triterpenoids. Astragalus taschkendicus Bunge (Leguminosae) [ 1 ]. Mp 244–246°C (from Me 2 CO), [α] 23 D +33.7° (c 1.18, …
Webcompound 3 is a cycloasgenin C [3 ,6α,16 ,24(R), 25-pentahydroxycycloartane] derivative. Compound 1 gave quasimolecular ion peaks in the positive and negative ion ESI-mass spectra at m/z 755 [M+H ... Web(Leguminosea) has yielded (in addition to cyclosieversigenin, cyclocyclosiversioside F, and β-sitosterol β-D-glucopyranoside) a new methylsteroid of the cycloartane series — cyclocanthogenin — the structure of which has been established on the basis of chemical transformations and spectral characteristics, and also of a chemical correlation with …
WebJun 7, 2011 · In fact, the genin, which was identified as cycloasgenin C ( 2) [ 6 ], was isolated from the products of partial acid hydrolysis of 1 . Table 1 Chemical Shifts of C and H Atoms and Parameters of DEPT, 1H–1H COSY, and Hetcor Spectra of 1; Chemical Shifts of C Atoms of 2–4 (C5D5N, δ, ppm, J/Hz, 0 = TMS)* Full size table
Webof 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 is a new glycoside, obtained by the acid hydrolysis of cyclostipuioside A (1). ... programs running slow windows 10WebOct 10, 2004 · Structure of Cyclounifolioside C from Astragalus unifoliolatus, Chemistry of Natural Compounds 10.1023/A:1022111726617 DeepDyve Triterpene Glycosides from Plants of the Astragalus Genus. III. Structure of Cyclounifolioside C from Astragalus unifoliolatus Kucherbaev, K.; Uteniyazov, K.; Kachala, V.; Saatov, Z.; Shashkov, A. kyocera fs-4020dn driver windows 10WebJan 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 … kyocera fs2020d driver windows 10WebCycloasgenin 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 programs running slow windows 7WebCycloasgenin C 3-O-β-D-xylopyranoside was isolated for the first time in the native state from the aerial part of Astragalus mucidus Bunge (Leguminosae). View Triterpene Glycosides from Astragalus. programs scgsdelaware.orgprograms saved on fetch boxWebNov 16, 2012 · The corresponding atoms of cyclocanthogenin were observed at 77.22 and 72.49 ppm; of 1, at 75.30 and 77.77. If 1were a derivative of cycloasgenin C, i.e., had the 24R-configuration, then the α- and β-effect of the 25-methoxyl would be ∆δC-25+5.13 ppm and ∆δC-24–5.22 ppm. programs running slow windows 8