Table 5 Comparative list of typical feasible ES-behaved flavonoids

Anthocyanidins

Arrabidin^e, 3′-hydroxyarrabidin^e, carajurin^e, cyanidin^b, 5-methylcyanidin^e, cyanidin-3-O-glucoside (chrysanthemin), cyanidin-3-O-rutinoside, cyanidin-3-O-malonylglucoside, cyaniding-3-O-galactoside-5-O-glucoside, cyanin^b, europinidin^e, kuromanin^b, petunidin^e, petunidin-3-glucoside, riccionidin A^e

Flavans

Butiniflavan^d, luteoliflavan^d

Flavanol (flavan-3,4-diols)

Catechin^b, epicatechin^b, epicatechin gallate^b, epicatechin-5- or -7-O-xylofuranoside^c, epigallocatechin gallate^b, fisetinidol^c, epifisetinidol^c, mesquitol^d, gleditsin (fisetinidol-4β-ol)^c, theaflavin, 4β-carboxymethylepicatechin (dryopteric acid)^d

Flavanones

Carthamidin^a, carthamidin-7-O-d-glucuronide^a, dihydrobaicalin^a, dihydronorwogonin^a, dihydrorehderianin I^a, eriodictyol^b, isocarthamidin-7-O-d-glucuronide^a, naringenin^b,

Flavanonols

3,6,7,2′,6′-pentahydroxyflavanone^a, taxifolin (dihydroquercetin)^b

Flavone

Amentoflavone^a, baicalin^a, baicalein-7-O-d-glucopyranside^a, baicalein-7-O-l-rhamnoside^a, cirsilineol^a, 5,6-dihydroxy-7-O-glucosideflavone^a, 5,8-dihydroxy-6,7-dimethoxyflavone^a, ganhuangenin^a, 6-hydroxyflavone^a, ikonnikoside I^a, luteolin^b, orientin^b, norwogonin^a, norwogonin-7-O-d-glucuronopyranoside^a, scutellaprostin C^a, scutellaprostin F^a, scutellarin^a, scutellarein-7-O-d-glucopyranside^a, 5,6,2′,6′-tetrahydroxy-7,8-dimethoxyflavone^a, (2S)5,7,3′,4′-tetrahydroxyflavone (eriodictyol)^a, 5,6,2′-trihydroxy-7,8-dimethoxyflavone^a,

5,8,2′-trihydroxy-7-methoxyflavone^a,

5,8,2′-trihydroxy-7-O-d-glucopyranoside^a,

5,8,2′-trihydroxy-6,7-dimethoxyflavone^a,

5,6,2′-trihydroxy-7,8,6′-trimethoxyflavone^a,

5,7,2′,3′-tetrahydroxyflavone^a

Flavonol

Fisetin^b, isorhamnetin^b, quercetin^b, quercetin 3-O-glucuronide (miquelianin), quercetin-7-O-glucoside, quercetin-3-O-malonylglucoside, rutin^b, quercetrin^b, rhamnetin^b, Quercetin-7-o-glucoside^f,

Proanthocyanidin or dimeric flavonoids^c,

Probutinidin^d, procyanidins B1-B4^d, profisetinidins^c,

Others or glycosides or esters, or oligomeric flavonoids^d

Epimopanol^c, mopanin^c, mopanol^c, peltogynin^c, peltogynol^c, trimeric profisetinidins^c