Table 1.
Summary of the KD values of biphasic solvent system (TBME/1-BuOH/ACN/H2O) for the main peaks of G. avellana PEE. Compounds: a: caffeic acid hexoside; b: hydroxymethylfurfural; c: mixture; d: phenyl caffeate; e: cyclo(Arg-Trp); f: hydroxybenzoic acid; g: sinapic acid hexoside; h: benzoic acid.
| TBME:n-BuOH: ACN:H2O +0.1% TFA | KD Peak a (Rt. 14.5 min) | KD Peak b (Rt. 16.9 min) | KD Peak c (Rt. 20.1 min) | KD Peak d (Rt. 22.8 min) | KD Peak e (Rt. 23.7 min) | KD Peak h(Rt. 34.8 min) |
|---|---|---|---|---|---|---|
| 3:1:1:5 | 0.24 | 0.21 | 0.30 | 0.89 | 0.64 | 2.77 |
| 2.75:1.25:1:5 | 0.43 | 0.36 | 0.59 | 1.46 | 1.37 | 4.88 |
| 2.2:2.2:0.1:5.5 | 0.33 | 0.11 | 0.79 | 2.18 | 2.48 | 10.07 |
| 1.8:1.8:2.1:4.3 | 1.16 | 1.13 | 1.86 | 2.54 | 2.99 | 5.11 |