Table 1 Identification of phenolic compounds in Watercress leaves
From: Phenolic profile and antioxidant potential of wild watercress (Nasturtium officinale L.)
Peak | Rt (min) | Identity | HPLC–DAD λmax (nm) | References |
|---|---|---|---|---|
1 | 5.2 | Gallic acid derivative | 273, 279, 288 | Aaby et al. (2007) |
2 | 6.9 | Gallic acid derivative | 271, 278, 287 | Aaby et al. (2007) |
3 | 8.4 | Ferrullic acid derivative | 328, 300 | Aaby et al. (2007) |
4 | 10.3 | Proanthocynidin B1 | 309, 300 | Aaby et al. (2007) |
5 | 11.6 | p-Coumaric acid derivative | 313 | Santos et al. (2014) |
6 | 15.3 | Apigenin | 336, 276 | Santos et al. (2014) |
7 | 1.1 | p-Hydroxybenzoic acid | 259 | Santos et al. (2014) |
8 | 9.2 | Sinapic acid | 329, 304 | Aaby et al. (2007) |
9 | 10.3 | p-Coumaric acid | 309, 300 | Santos et al. (2014) |
10 | 12.5 | Caftaric acid | 328, 298 | Aaby et al. (2007) |
11 | 14.4 | Quercetin-3-(cafferoyldiglucoside)-7-glucoside | 336, 300, 270, 255 | Santos et al. (2014) |
12 | 16.2 | Kaempferol-3-(caffeoyldiglucoside)-7-rhamnoside | 332, 398sh, 268, 255 | Aaby et al. (2007) |
13 | 17.0 | Caffeoylmalic acid | 327, 300, 268 | Santos et al. (2014) |
14 | 21.3 | Coumaric acid derivative | 312, 268 | Santos et al. (2014) |