Skip to main content
. 2022 Oct 3;15(10):1225. doi: 10.3390/ph15101225

Table 2.

Phenolic compounds reported in different types of lentils and their quantities.

Chemical Class Chemical Sub-Class Phenolic Compounds Quantity References
Phenolic acids Hydroxybenzoic
acids
Gallic acid 90.9–136.8, 15.5 8 μg/g [11,16,20,22,24,26,27]
Protocatechuic acid or Dihydroxybenzoic acid 1.45, 3.68, 20.2–37.7 μg/g [11,16,18,19,20,26]
p-Hydroxybenzoic acid 1.90, 3.25, 73.46, 15.7–44.9, 22.8, 3.62–5.80 μg/g DW (red lentils), 2.93–5.74 μg/g DW (green lentils). [11,15,16,18,19,23,26]
2,3,4 Trihydroxy benzoic 16.9–29.2 μg/g [16]
Syringic acid [19,27]
Vanillic acid 0.59–3.22 μg/g [16,26]
Hydroxycinnamic acids trans-p-Coumaric acid 5.74, 38.84, 37.3, 2.14, 4.24–11.19 μg/g DW (red lentils), 4.70–12.94 μg/g DW (green lentils) [11,15,16,17,18,19,20,22,23,24,26]
cis-p-Coumaric acid 0.73 μg/g [11,16,18]
m-Coumaric acid [16]
trans-Ferulic acid 0.74, 15.99, 10.1 μg/g [11,15,16,17,20,23,24,27]
trans-p-Coumaroyl-malic acid 10.02 μg/g [11,18,19]
trans-p-Coumaroyl-glycolic acid 2.88 μg/g [11,18]
Sinapic acid 0.06, 1099–2217 μg/g [15,16,20,23,24]
Chlorogenic acid 159–213 μg/g [16,24]
Caffeic acid - [16,20,27]
Cinnamic acid - [22]
-
Flavonoids Flavones and
flavonols
Quercetin 3-O-rutinoside - [11]
Apigenin hydrate - [25]
Apigenin 7-O apiofuranosyl glucoside 6.20 μg/g [11]
Apigenin 7-O glucoside 1.87 μg/g [11]
Apigenin hexose - [15]
Quercetin 3300 μg/g [17,22,25]
Quercetin diglycoside or Quercetin diglucoside 114 μg/g [15,25]
Quercetin hexose - [15]
acylated quercetin hexose 37.2 μg/g [17]
Quercetin-O-pentoside - [25]
Dihydroquercetin - [17]
Quercetin-3-O-glucoside - [17,19,25,28]
Quercetin-3-O-galactoside, - [17,28]
Quercetin-3-O-rutinoside 5.24 μg/g [17]
Carboxylated quercetin - [21]
Kaempferol - [25]
Kaempferol-3-O-rutinoside 5.95 μg/g [17,18]
Kaempferol -dirutinoside - [18,20]
Kaempferol derivative - [15]
Kaempferol 3-glucoside, 19.4 μg/g [18,19,25,28]
Dihydrokaempferol hydrate - [25]
Dihydrokaempferol glycoside - [18]
Dihydrokaempferol dimer - [25]
Kaempferol acetylglycoside - [18]
Kaempferol–rhamnoside hexose-hexose - [18]
Kaempferol 3-robinoside-7-rhamnoside - [18]
-
Kaempferol triglycoside - [19]
Kaempferol tetraglycoside or Kaempferol tetraglucoside - [19,25]
Kaempferol-deoxyhexoside-hexoside isomer I 23.0 to 157.8 g/100 g FW [29]
Kaempferol-deoxyhexoside-hexoside isomer II 0.0–157.8 g/100 g FW [29]
Kaempferol-O-hexoside-O-deoxyhexoside-hexoside 0.0–157.8 g/100 g FW [29]
Apigenin methyl ether - [18]
Myricetin - [25]
Myricetin 3-rhamnoside 5.95 μg/g [11,18,28]
Luteolin 18–77 μg/g [11,24,25,28]
Luteolin 3′-7-diglucoside 4.55 μg/g [18,20]
Luteolin-7-O-glucoside - [11,25,28]
Luteolin-4′-O-glucoside - [25,28]
Isoflavones Formononetin rhamnoside - [25]
Flavanones Eriodictyol 7-rutinoside - [18]
Eriodictyol 5,7-dimethoxyflavone - [18]
Naringenin - [28]
Naringenin glucoside - [25]
Dihydrochalcones Phloridzin - [15]
Flavan-3-ols and procyanidins Catechin 36.02, 2410, 267–1899 μg/g, 320–2160 μg/g DW [15,16,17,18,20,21,22,24,25,26,28]
Catechin-3-glucoside 31.50, 51.95, 289, 39.89, 6590, 2230, 2790 μg/g [15,18,19,20,25]
Gallocatechin - [26,28]
Catechin gallate - [19,26]
Epicatechin 98.21, 2535–4946 μg/g [15,16,17,18,20,21,25]
Epicatechin glucoside 59.5 μg/g [15]
Epicatechin gallate - [19]
Procyanidin - [18,25]
Procyanidin dimer 65.98, 100, 3240 μg/g [15,18,19,21,25]
Digallate procyanidin dimer 83.29 μg/g [15]
Procyanidin dimer A - [20]
Procyanidin dimer B or procyanidin B2 - [20,26]
Procyanidin dimer I 438.3 μg/g [26]
Procyanidin trimer 87.5, 9.30, 2590 μg/g [15,18,25]
Procyanidin trimer A - [20]
Procyanidin trimer C1 - [20]
Procyanidin gallate 32.78 μg/g [15,25]
Prodelphinidins Prodelphinidin -
Prodelphinidin dimer 161.6, 3340, 5800 μg/g [15,20,25]
Prodelphinidin trimer (2GC-C) 31.05 μg/g [11,15]
Anthocyanins Delphinidin- 3-glucoside - [16]
Malvidin-3-O-galactoside - [28]
Stilbenes - trans-Resveratrol-3-O-glucoside - [11]
trans-Resveratrol. - [11]
Coumarins - 4-Hydroxy-6-methylcoumarin - [28]