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. 2022 Jun 16;14(12):2496. doi: 10.3390/nu14122496

Table 3.

Structural formulas of selected benzoic acid derivatives.

graphic file with name nutrients-14-02496-i003.jpg
Compound R1 R2 R3 R4 R5
benzoic acid H H H H H
salicylic acid OH H H H H
m-hydroxybenzoic acid H OH H H H
p-hydroxybenzoic acid H H OH H H
2,3-dihydroxybenzoic acid OH OH H H H
β-rezorcylic acid OH H OH H H
gentysinic acid OH H H OH H
γ-rezorcylic acid OH H H H OH
protocatechic acid H OH OH H H
α-rezorcylic acid H OH H OH H
gallic acid H OH OH OH H
2,4-dimetoxybenzoic acid OCH3 H OCH3 H H
veratric acid H OCH3 OCH3 H H
vanillic acid H OCH3 OH H H
syryngic acid H OCH3 OH OCH3 H