Aromatic acids

Protocatechuic acid (PCA) is a dihydroxybenzoic acid, a type of phenolic acid.

4-Aminobenzoic acid (also known as para-aminobenzoic acid or PABA because the number 4 carbon in the benzene ring is also known as the para position) is an organic compound with the formula H2NC6H4CO2H.

Diclofenac (sold under a number of ) is a nonsteroidal anti-inflammatory drug (NSAID) taken or applied to reduce inflammation and as an analgesic reducing pain in certain conditions.

Gentisic acid is a dihydroxybenzoic acid.

Indole-3-acetic acid (IAA, 3-IAA) is the most common, naturally-occurring, plant hormone of the auxin class.

2-Furoic acid is a heterocyclic carboxylic acid, consisting of a five-membered aromatic ring and a carboxylic acid group.

Trimellitic acid (benzene-1, 2,4-tricarboxylic acid) is a chemical compound with the molecular formula C6H3(СООН)3.

p-Anisic acid, also known as 4-methoxybenzoic acid or draconic acid, is one of the isomers of anisic acid.

Homovanillic acid (HOC6H3(OCH3)CH2COOH; synonyms: 3-methoxy-4-hydroxyphenyl acetic acid; HVA; 4-hydroxy-3-methoxy-benzeneacetic acid; 4-hydroxy-3-methoxyphenylacetic acid) is a major catecholamine metabolite and is produced by the consecutive action of monoamine oxidase and catechol-O-methyl transferase on dopamine.

Sinapinic acid, or sinapic acid (Sinapine - Origin: L. Sinapi, sinapis, mustard, Gr., cf. F. Sinapine.), is a small naturally occurring hydroxycinnamic acid.

α-Cyano-4-hydroxycinnamic acid, also written as alpha-cyano-4-hydroxycinnamic acid and abbreviated CHCA or HCCA, is a cinnamic acid derivative and is a member of the phenylpropanoid family.

Niacin, also known as vitamin B3 and nicotinic acid, is an organic compound with the formula C6H5NO2 and, depending on the definition used, one of the 20 to 80 essential human nutrients.

Indometacin (INN and BAN) or indomethacin (AAN, USAN and former BAN) is a nonsteroidal anti-inflammatory drug (NSAID) commonly used as a prescription medication to reduce fever, pain, stiffness, and swelling from inflammation.

Isophthalic acid is an organic compound with the formula C6H4(CO2H)2.

Phenylacetic acid (PAA) (conjugate base phenylacetate), also known by , is an organic compound containing a phenyl functional group and a carboxylic acid functional group.

Phthalic acid is an aromatic dicarboxylic acid, with formula C6H4(CO2H)2.

Terephthalic acid (a portmanteau of the turpentine-producing tree terebinthus, and phthalic acid) is the organic compound with formula C6H4(CO2H)2.

Ketorolac or ketorolac tromethamine is a non-steroidal anti-inflammatory drug (NSAID) in the family of heterocyclic acetic acid derivatives, used as an analgesic.

4-Hydroxybenzoic acid, also known as p-hydroxybenzoic acid (PHBA), is a monohydroxybenzoic acid, a phenolic derivative of benzoic acid.

Homogentisic acid (2,5-dihydroxyphenylacetic acid) is a phenolic acid found in Arbutus unedo (strawberry-tree) honey.

Sulindac is a non-steroidal anti-inflammatory drug of the arylalkanoic acid class that is marketed in the UK & U.

L-Kynurenine is a metabolite of the amino acid L-tryptophan used in the production of niacin.

Vanillic acid (4-hydroxy-3-methoxybenzoic acid) is a dihydroxybenzoic acid derivative used as a flavoring agent.

3-Nitrobenzoic acid is an organic compound with the formula C6H4(NO2)CO2H.

Cinnamic acid is an organic compound with the formula C6H5CHCHCO2H.

Gallic acid is a trihydroxybenzoic acid, a type of phenolic acid, a type of organic acid, also known as 3,4,5-trihydroxybenzoic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants.

Mellitic acid, also called graphitic acid or benzenehexacarboxylic acid, is an acid first discovered in 1799 by M.

Phenylpyruvic acid is the organic compound with the formula C6H5CH2C(O)CO2H.

Syringic acid is a naturally occurring O-methylated trihydroxybenzoic acid, a type of chemical compound.

Kynurenic acid (KYNA or KYN) is a product of the normal metabolism of amino acid L-tryptophan.

Bicinchoninic acid is a weak acid composed of two carboxylated quinoline rings.

Naphthionic acid is an organic compound with the formula C10H6(SO3H)(NH2).

α-Phenylcinnamic acid is a phenylpropanoid, or, more specifically, a derivative of cinnamic acid.

Cinchophen (trade names Atophan, Quinophan, and Phenaquin) is an analgesic drug that was introduced in 1910 and frequently used to treat gout.

Xanthurenic acid, or xanthurenate, is a chemical shown to induce gametogenesis of Plasmodium falciparum, the parasite that causes malaria.

4-Hydroxymandelic acid is a chemical compound used to synthesize atenolol.

Pyrazinoic acid is a pyrazinamide metabolite.

Homophthalic acid is a dicarboxylic acid with the formula C6H4(CO2H)CH2CO2H.

7-Chlorokynurenic acid (7-CKA) is a drug that acts as a potent and selective noncompetitive antagonist of the glycine site of the NMDA receptor.

MPAA (4-Mercaptophenylacetic acid) is a redox buffer that increases the folding rate of disulfide-containing proteins.