Three new triterpenoid saponins from Aralia echinocaulis

Study on Components with Anti‐Neuroinflammatory Activities from Caragana microphylla Lam.

“…Based on the analysis and comparison of NMR data reported in the literature, thirty‐five known compounds were identified, including fraxinuacidoside ( 3 ), [7] 3‐ O ‐methylkaempferol ( 4 ), [8] 8‐methylretusin ( 5 ), [9] 7‐hydroxy‐3′,4′‐methylenedioxyisoflavone ( 6 ), [10] formononetin ( 7 ), [11] calycosin ( 8 ), [12] (2 S )‐pinostrobin ( 9 ), [13] daidzein ( 10 ), [14] 3′,4′,7‐trihydroxyisoflavone ( 11 ), [15] neochamaejasmin A ( 12 ), [16] chamaejasmin D ( 13 ), [17] 3′,4′‐methylenedioxyisoflavone‐7‐ O ‐ β ‐D‐glucopyranoside ( 14 ), [17] ononin ( 15 ), [18] 4′,8‐dimethoxyisoflavone‐7‐ O ‐ β ‐D‐glucopyranoside ( 16 ), [19] sissotorin ( 17 ), [20] genistin ( 18 ), [15] calycosin‐7‐ O ‐ β ‐D‐glucopyranoside ( 19 ), [21] trilobatin ( 20 ), [22] cantoniensin A ( 21 ), [23] hirsutissimiside C ( 22 ), [24] (+)‐pinoresinol ( 23 ), [25] (−)‐syringaresinol ( 24 ), [25] (+)‐medioresinol ( 25 ), [25] (+)‐de‐4′‐ O ‐methylyangabin ( 26 ), [26] (−)‐pinoresinol‐4,4′‐ O ‐ β ‐D‐di‐glucopyranoside ( 27 ), [27] (+)‐medioresinol‐4,4′‐ O ‐ β ‐D‐diglucopyranoside ( 28 ), [28] (−)‐syringaresinol‐4,4′‐ O ‐ β ‐D‐diglucopyranoside ( 29 ), [29] (−)‐isolariciresinol ( 30 ), [30] (−)‐lariciresinol‐4′‐ O ‐ β ‐D‐glucopyranoside ( 31 ), [31] syringin ( 32 ), [32] daphnin ( 33 ), [33] ( S )‐hypaphorine ( 34 ), [34] (3 R )‐1,2,3,4‐tetrahydro‐ β ‐carboline‐3‐carboxylic acid ( 35 ), [35] N ‐ trans‐ caffeoyltyramine ( 36 ), [36] cannabisin B ( 37 ) [37] …”