Table 2.
No. | Name | Structure | Identification Methods |
---|---|---|---|
1 | 3,4,5-trihydroxybenzoic acid (2S-cis)-3,4-dihydro-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-2H-benzo[b]pyran-3-yl ester | 1H-NMR, 13C-NMR, HMBC, HSQC, CD, IR, UV, HR-ESI-TOF-MS | |
2 | herbacetin-3-O-β-d-glucopyranoside-7-O-α-l-rhamnoside | 1H-NMR, 13C-NMR, HMBC, HR-ESI-TOF-MS | |
3 | kaempferol-7-O-α-l-rhamnoside | 1H-NMR, 13C-NMR, HR-ESI-TOF-MS, m.p. | |
4 | Rhodiocyanoside A | 1H-NMR, 13C-NMR, HR-ESI-TOF-MS | |
5 | Rosarin | 1H-NMR, 13C-NMR, HR-ESI-TOF-MS | |
6 | Rosavin | 1H-NMR, 13C-NMR, HR-ESI-TOF-MS | |
7 | Rhodionin | 1H-NMR, 13C-NMR, HR-ESI-TOF-MS, m.p. | |
8 | β-sitosterol | m.p., TLC | |
9 | daucosterol | m.p., TLC |
1H-NMR, 1H-nuclear magnetic resonance spectroscopy; 13C-NMR, 13C-nuclear magnetic resonance spectroscopy; HMBC, heteronuclear multiple-bond correlation; HSQC, heteronuclear singular quantum correlation; m.p., melting point; UV, ultraviolet spectrum; CD, circular dichroism spectrum; HR-ESI-TOF-MS, high-resolusion electrospray-ionization time-of-flight mass spectrometry; TLC, thin-layer chromatography.