Table 2.
Lignans extracted from Urtica.
| Sr. no. | Compound name | Structural |
|---|---|---|
| 1. | Cycloolivil; 9′-O-b-d-Glucopyranoside |
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| 2. | 4-[Bis(3, 4-dihydroxyphenyl) methyl]dihydro-3-(hydroxymethyl)-2(3H)-furanone; (8R∗, 8′R∗)-form,3′, 4-Di-Me ether, 7-O-b-D-glucopyranoside |
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| 3. | 4-[Bis(3, 4-dihydroxyphenyl) methyl]dihydro-3-(hydroxymethyl)-2(3H)-furanone; (8R∗, 8′R∗)-form,3′, 4-Di-Me ether, 4′-O-b-D-glucopyranoside |
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| 4. | 4-[Bis(3, 4-dihydroxyphenyl) methyl]dihydro-3-(hydroxymethyl)-2(3H)-furanone; (8R∗, 8′R∗)-form,3′, 4-Di-Me ether |
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| 5. | Neoolivil |
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| 6. | 3, 3′, 4, 4′, 8′, 9-Hexahydroxy-7, 9′-epoxylignan; (7S,8R, 8′S)-form, 3, 3′-Di-Me ether, 9-O-β-D-glucopyranoside |
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| 7. | 3, 3′, 4, 4′, 8′, 9-Hexahydroxy-7, 9′-epoxylignan; (7S,8R,8′S)-form, 3, 3′, 4-Tri-Me ether, 8′-Ac |
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| 8. | 3, 3′, 4, 4′, 8′, 9-Hexahydroxy-7, 9′-epoxylignan; (7S,8R,8′S)-form, 3, 3′, 4-Tri-Me ether, 8′-Ac, 4′-O-[aarabinopyranosyl-(1 ⟶ 6)-bd-glucopyranoside] |
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| 9. | Neoolivil; 9-Ac, 4-O-b-D-glucopyranoside |
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| 10. | Neoolivil; 4-O-b-D-glucopyranoside |
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| 11. | Neoolivil; 9, 9′-Di-Ac, 4-O-b-D-glucopyranoside |
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| 12. | Pinoresinol; (+)-form, 4-O-[a-L-rhamnopyranosyl-(1 ⟶ 2)-b-d-glucopyranoside] |
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| 13. | Secoisolariciresinol |
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| 14. | Isolariciresinol |
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| 15. | Urticene; (−)-form |
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| 16. | Neoolivil; 9-O-b-d-Glucopyranoside |
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| 17. | Dehydrodiconiferyl alcohol |
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| 18. | Olivil |
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| 19. | 3,4-Divanillyltetrahydrofuran |
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