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Table 1 Structures of benzoic and cinnamic acid derivatives commonly found in plants

From: An overview on the role of dietary phenolics for the treatment of cancers

Common name Structure IUPAC name Molar Mass in g/mol Primary source Ref
Benzoic acid Benzoic acid 122.12 Cranberries, Plums https://caloriebee.com/nutrition/Effects-of-Benzoic-Acid-and-Benzoates-in-Food-and-Medicines
Marachino cherries and Apples
Cinnamylic acid 3-phenylprop-2-enoic acid 148.16 Cinnamon oil [137]
p-Hydroxybenzoic acid 4- Hydroxy benzoic acid 138.12 Acia oil Green tea wine [135]
p-Coumaric acid 3-(4-hydroxyphenyl)-2-propenoic acid 164.16 Barley grains Honey [138, 139]
Protocatechuic acid 3,4-Dihydroxybenzoic acid 154.12 Plums Grapes [75]
Caffeic acid 3-(3,4-Dihydroxyphenyl)-2-propenoic acid 180.16 Thyme, Oregano and sage [21]
Gallic acid 3,4,5,Trihydroxy Benzoic acid 170.12 Chestnut Green chicory [20]
Vanillic acid 4-Hydroxy-3-methoxybenzoic acid 168.14 Vinegar Wine [140]
Isovanillic acid 3-hydroxy-4 methoxybenzoic acid 168.15 Saffron [141]
Syringic acid 4-hydroxy-3,5-dimethoxybenzoic acid 198.17 Finger millet clove [100]
Ferulic acid 3-(4-hydroxy-3-methoxy-phenyl)prop-2-enoic acid 194.18 Barley [142]
Veratric acid 3,4 Dimethoxy Benzoic acid 182.17 Not available  
Chlorogenic acid (3-Caffeoylquinic acid) 3-{[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}-1,4,5-trihydroxycyclohexanecarboxylic acid 354.31 Green coffee seeds [143]
Di-caffeoylquinic acid (Cynarine) (1R,3R,4S,5R)-1,3-bis[[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy]-4,5-dihydroxycyclohexane-1-carboxylic acid 516.46 Artichoke [144]
  1. Table 1 shows the structures, common and IUPAC names along with the molecular mass of commonly found BA and CA derivatives. References that have discussed about these phenolic compounds are also listed