Review Article

Urtica dioica-Derived Phytochemicals for Pharmacological and Therapeutic Applications

Table 2

Lignans extracted from Urtica.

Sr. no.Compound nameStructural

1.Cycloolivil; 9′-O-b-d-Glucopyranoside

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

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
4.4-[Bis(3, 4-dihydroxyphenyl) methyl]dihydro-3-(hydroxymethyl)-2(3H)-furanone; (8R, 8′R)-form,3′, 4-Di-Me ether

5.Neoolivil

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

7.3, 3′, 4, 4′, 8′, 9-Hexahydroxy-7, 9′-epoxylignan; (7S,8R,8′S)-form, 3, 3′, 4-Tri-Me ether, 8′-Ac
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]

9.Neoolivil; 9-Ac, 4-O-b-D-glucopyranoside

10.Neoolivil; 4-O-b-D-glucopyranoside

11.Neoolivil; 9, 9′-Di-Ac, 4-O-b-D-glucopyranoside
12.Pinoresinol; (+)-form, 4-O-[a-L-rhamnopyranosyl-(1 ⟶ 2)-b-d-glucopyranoside]

13.Secoisolariciresinol

14.Isolariciresinol

15.Urticene; (−)-form
16.Neoolivil; 9-O-b-d-Glucopyranoside

17.Dehydrodiconiferyl alcohol

18.Olivil

19.3,4-Divanillyltetrahydrofuran