Cite us: Teslić, N., Pojić, M., Stupar, A., Mandić, A., Pavlić, B., Mišan, A. (2025) PhInd—Database on Polyphenol Content in Agri-Food By-Products and Waste: Features of the Database. Antioxidants, 13, 97. https://doi.org/10.3390/antiox13010097
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DOI: https://doi.org/10.1016/j.foodres.2017.11.014

Year: 2018

Source:

Latin Name: Centaurea cyanus L.
Common Name: Centaurea
Cultivar/variety: N.A.
Class: Herb
Part: Flower
Origin: Portugal
Industry: Herb processing
Industrial process step:
Scale: Industrial
Number of Lots: 1
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Non-treated
Defatting: No
Drying: No
Thermal/Non Thermal: No
Particle Size: 20 mesh

Extraction:

Technique: Solid-liquid extraction
Solvent: Aqueous methanol
Hydrolysis: No

Total Phenols Content:

Unit: N.A.
TPspectrophotometric: N.A.
TPhplc: 23.55
Unit: mg/g dw

Individual compounds

Polyphenol class

Individual Compounds:

Phenolic Acids / Derivatives Content STD Flavonoids / Derivatives Content STD Stilbenes / Derivatives Content STD Lignans Content STD Other Content STD
Caffeic acid hexoside 0.25000 0.02000 Taxifolin derivatives 0.93000 0.02000
cis-5-O-Caffeoylquinic acid 1.50000 0.18000 Quercetin-hexosideacetylhexoside 0.78000 0.00000
trans-5-O-Caffeoylquinic acid 1.40000 0.06000 Taxifolin derivatives 1.08000 0.04000
p-Coumaric hexoside 0.93000 0.01000 Taxifolin derivatives 1.11000 0.12000
p-Coumaric hexoside 0.44000 0.06000 Apigenin-glucuronideacetylhexoside 1.25000 0.00000
Luteolin-glucuronide 0.83000 0.01000
Quercetin-3-O-(6″-acetyl)- glucoside 0.83000 0.01000
Apigenin-glucuronide 12.22000 0.09000
∑TPHPLC: 23.55