271
Sources
Target compounds
Deep eutectic solvent
Extraction
process
Quantification
method
Compounds’
recovery
from deep
eutectic
solvent
References
Aegle marmelos
Apigenin; ascorbic acid; gallic acid;
kaempferol; p-coumaric acid;
protocatechuic acid; chlorogenic acid;
caffeic acid; epicatechin; syringic acid;
vanillic acid; ferulic acid; sinapinic acid;
trans-cinnamic acid; (+)-catechin;
rosmarinic acid; rutin; quercetin
Choline chloride/oxalic
acid 1:1
UAE
Folin-Ciocalteu
Amberlite
XAD-7 resin
Saha et al.
(2019)
pH differential
method
AlCl
3 method
HPLC-DAD (C18)
Morus alba
leaves
Gallic acid; gentisic acid; chlorogenic
acid; catechinic acid; vanillic acid;
caffeic acid; syringic acid; epicatechin;
rutin; hyperin; benzoic acid; astragalin;
quercetin
Choline chloride/citric
acid 2:1
UAE
HPLC-UV (C18)
Antisolvent
from 60.7%
to 80.8%
Zhou et al.
(2018)
Origanum
dictamnus
Total polyphenols; total flavonoids
Lactic acid/glycine 3:1
UAE
Folin-Ciocalteu
Bakirtzi et al.
(2016)
Foeniculum
vulgare
AlCl
3 method
Origanum
majorana
Salvia officinalis
Mentha spicata
Tomato
Quercetin
Tetrabutylammonium
chloride/decanoic acid
1:3
Ultrasoundassisted
emulsification
microextraction
(USAEME)
UV-VIS
spectrophotometry
at 370 nm
Kanberoglu
et al. (2019)
Onion
Grape
Pomegranate
peels
Caffeic acid; kaempferol; luteolin;
protocatechuic acid; ellagic acid;
chlorogenic acid; hydroxybenzoic acid;
gallic acid; quercetin
Glycerol/glycine 3:1
Heating
Folin-Ciocalteu
Rajha et al.
(2019)
Malic acid/glucose/
glycerol 1:1:1
UAE
Spectrophotometric
method with reagent
Ired-Irrad®
HPLC-DAD (C18)
(continued)
7 Extraction of Plant and Algal Polyphenols Using Eutectic Solvents