Gallic, chlorogenic, and coumaric
acids in fresh pepper were identified in addition to catechin and resveratrol; however, the later was not detected in pickled pepper.
Caffeic (Sigma-Aldrich) coumaric
(Sigma-Aldrich), ferulic (Merck) and chlorogenic (Sigma-Aldrich) acids were used as standards at 1mg*[ml.
Chlorogenic acid, caffeic acid, syrigin, procyanidins B2, (-)-epicatechin, cinnamic acid, coumaric
acid, phloridzin and quercetin were purchased from Sigma-Aldrich (USA).
22) This component of the varietal aroma of Gewurztraminer is likely due to an unusually high quantity of ferulic and coumaric
acids present in the juice of this variety.
Persimmon peel contains, the phenolics including; p- coumaric
, gallic acid, protocatechuic, proanthocyanidins and tannins including catechin, epicatechin, epigallocatechin, catechin-gallate, gallocatechin and gallocatechin-gallate [7, 14, 15, 16].
Presence of coumaric
, caffeic and gallic acids also identified from E.
Garlic contains lots of phytochemicals, such as allicin, saponin and coumaric
acid," adds Zied.
Simultaneous determination of quercetin, rutin and coumaric
acid in flowers of Rhododandrum arboreum by HPTLC.
and caffeic acids are the starting substances
oxysporumdid produce chemicals materials as organic acids, especially phenolic acids such as cinnamic, vanillic, coumaric
, and ferulic acid .
Gallic acid, coumaric
acid, ellagic acid, ferulic acid, mandelic acid and vanillic acid were used as reference standards.
Kaempferol and coumaric
acid moieties were detected in the ethyl acetate layer.