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/10.1007/s11746-017-2996-9

Year: 2017

Source:

Latin Name: Arachis hypogaea
Common Name: Peanut
Cultivar/variety: Runner 886
Class: Nut
Part: Skin
Origin: Brazil
Industry: Nut processing
Industrial process step:
Scale: Industrial
Number of Lots: 1
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Pretreated
Defatting: Organic Solvent Extraction
Drying: No
Thermal/Non Thermal: No
Particle Size: ˂1 mm

Extraction:

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

Total Phenols Content:

Unit: mg catechin equivalents/g DW
TPspectrophotometric: 160.83
TPhplc: 18744.06
Unit: μg/g of dry weight

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
Protocatechuic acid-esterified 74.23000 4.13000
p-Coumaric acid-free 79.78000 6.71000
p-Coumaric acid-esterified 13.30000 0.47000
p-Coumaric acid-insoluble bound 23.52000 0.08000
Caffeic acid-esterified 20.11000 1.40000
Caffeic acid-insoluble bound 15.75000 0.74000
Quinic acid-insoluble bound 15.78000 0.14000
Hydroxycaffeic acid-insoluble bound 7.83000 0.07000
Sinapic acid-insoluble bound 24.93000 1.50000
p-Hydroxybenzoic pentoside-free 24.45000 0.20000
cis-Coutaric acid-free 56.61000 0.07000
Ellagic acid-insoluble bound 8.94000 0.66000
Caftaric acid-free 19.92000 1.18000
Feruloyl pentoside-free 9.71000 0.47000
(+)-Catechin-free 97.77000 5.67000
(+)-Catechin-esterified 1669.28000 43.60000
(+)-Catechin-etherified 116.29000 5.62000
(+)-Catechin-insoluble bound 91.59000 2.59000
(−)-Epicatechin-free 312.04000 8.63000
(−)-Epicatechin-esterified 171.79000 14.88000
(−)-Epicatechin-etherified 91.78000 6.99000
(−)-Epicatechin-insoluble bound 22.20000 0.67000
Quercetin-free 17.80000 0.63000
Gallocatechin-esterified 1156.18000 55.78000
Gallocatechin-etherified 406.05000 0.67000
Gallocatechin-insoluble bound 77.31000 3.08000
Dihydroxygallocatechin-esterified 726.45000 40.60000
Dihydroxygallocatechin-insoluble bound 12.77000 0.03000
Isorhamnetin glucoside-free 149.22000 11.02000
Proanthocyanidin dimer B-free 189.36000 15.21000
Procyanidin dimer A-free 723.71000 134.47000
Procyanidin dimer A-esterified 541.17000 32.31000
Procyanidin dimer A -etherified 332.86000 12.57000
Procyanidin dimer A-insoluble bound 615.32000 44.64000
Procyanidin dimer B -esterified 1706.42000 96.12000
Procyanidin dimer B-etherified 243.91000 6.61000
Procyanidin dimer B-insoluble bound 455.82000 15.56000
Manniflavanone-free 600.90000 8.84000
Prodelphinidin dimer B-esterified 49.58000 4.02000
Procyanidin trimer-free 674.25000 11.36000
Procyanidin trimer (864)-free 2784.56000 100.43000
Procyanidin trimer (864)-esterified 1684.84000 85.02000
Procyanidin trimer (864)-etherified 786.11000 64.48000
Procyanidin trimer (864)-insoluble bound 29.28000 0.24000
Procyanidin tetramer A (1152)-free 1688.11000 2.00000
Procyanidin tetramer A (1152)-etherified 124.48000 12.81000
Procyanidin tetramer A (1152)-insoluble bound 5.03000
∑TPHPLC: 18744.06