meta-phthalic acid

meta-phthalic acid

[¦med·ə ′thal·ik ′as·əd]
(organic chemistry)
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We also analyzed the following 11 oxygenated aromatic compounds of polar substances: 4-nitrophenol (4-N[O.sub.2]-Phen), 2-hydroxybenzoic acid (2-OH-BA), 3-hydroxybenzoic acid (3-OH-BA), 4-hydroxybenzoic acid (4-OH-BA), ortho-phthalic acid (o-PhA), meta-phthalic acid (m-PhA), para-phthalic acid (p-PhA), 4-methylphthalic acid (4-Me-PhA), 1,2,3-benzenetricarboxylic acid (1,2,3-BA), 1,2,4-benzenetricarboxylic acid (1,2,4-BA), and 1,2,4,5-benzenetetra-carboxylic acid (1,2,4,5-BA) (Sigma-Aldrich Canada).