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/10.3390/molecules25030464

Year: 2020

Source:

Latin Name: Vitis vinifera L.
Common Name: Grape
Cultivar/variety: Grenache
Class: Fruit
Part: Cane
Origin: Italy
Industry: Agricultural waste
Industrial process step:
Scale: Laboratory
Number of Lots: 2
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Pretreated
Defatting: No
Drying: Freeze drying
Thermal/Non Thermal: No
Particle Size: ˂1 mm

Extraction:

Technique: Ultrasound-assisted extraction
Solvent: Aqueous methanol
Hydrolysis: No

Total Phenols Content:

Unit: mg GAE/g sample
TPspectrophotometric: 49
TPhplc: 26.95
Unit: mg/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
Caftaric acid 5.65000 Myricetin 3-0-glucuronide 2.00000
Quercetin 3-O-glucoside 0.80000
Quercetin 3-O-glucuronide 15.40000
Kaempferol-3-O-rutinoside 0.60000
Isorhamnetin glucuronide 2.50000
∑TPHPLC: 26.95