Table 1.
Solvent system (v/v) |
K
|
|||
---|---|---|---|---|
Syringin (II) | Syringaresinol 4′,4″-O-β-D-bis- glucopyranoside (I) | Syringaresinol 4′-O-β-D-glucopyranoside (IV) | Pedunculoside (V) | |
n-Heptane-n-butanol-acetonitrile-water (2:3.8:1.2:4) | 0.15 | 0.01 | 0.75 | 15.32 |
n-Heptane-n-butanol-acetonitrile-water (1:4.4:0.6:4) | 0.33 | 0.01 | 2.71 | 71.53 |
n-Butanol-water (1:1) | 0.76 | 0.13 | 10.24 | 165.0 |
Ethyl acetate-n-butanol-water (4:1:5) | 0.12 | 0.06 | 0.63 | 196.3 |
Ethyl acetate-n-butanol-water (3:2:5) | 0.33 | 0.01 | 7.88 | 220.2 |
Ethyl acetate-n-butanol-water (1:4:5) | 0.54 | 0.10 | 6.69 | 66.50 |
Ethyl acetate-n-butanol-water (1:6:7) | 0.66 | 0.09 | 10.35 | 96.48 |