Cite us: Teslić, N., Pojić, M., Stupar, A., Mandić, A., Pavlić, B., Mišan, A. (2024) 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/10.1111/jfpp.14980

Year: 2020

Source:

Latin Name: Vitis vinifera L.
Common Name: Grape
Cultivar/variety: Ekşikara
Class: Fruit
Part: Seed
Origin: Turkey
Industry: Fruit processing
Industrial process step:
Scale: Laboratory
Number of Lots: 1
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Pretreated
Defatting: No
Drying: Oven drying
Thermal/Non Thermal: No
Particle Size: N.A.

Extraction:

Technique: Solid-liquid extraction
Solvent: Aqueous methanol
Hydrolysis: Yes

Total Phenols Content:

Unit: mg GAE/100g FW sample
TPspectrophotometric: 1584.38
TPhplc: 1777.56
Unit: mg/100 g sample

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
Gallic acid 32.52000 1.00000 Catechin 110.78000 4.01000 Resveratrol 54.27000 1.41000
3,4-Dihydroxybenzoic acid 29.59000 0.19000 Rutin trihydrate 161.57000 4.35000
1,2-Dihydroxybenzene 279.25000 4.23000 Apigenin-7-glucoside 172.52000 36.10000
Syringic acid 323.77000 5.16000 Quercetin 203.34000 3.12000
Caffeic acid 109.63000 4.69000 Naringenin 28.35000 0.69000
p-Coumaric acid 18.44000 0.40000 Kaempferol 34.15000 0.17000
trans-Ferulic acid 133.96000 2.40000 Isorhamnetin 77.29000 1.66000
trans-Cinnamic acid 8.13000 0.52000
∑TPHPLC: 1777.56