4-amino-2-hydroxybenzoic acid

4-amino-2-hydroxybenzoic acid; p-aminosalicylic acid; 4-aminosalicylic acid; PAS
Links:	🌍 Wikipedia, 📏 NIST, 📖 PubMed
MeSH:	Anti-Infective Agents; Antitubercular Agents
CAS RN:	[65-49-6]
Formula:	C7H7NO3; 153.14 g/mol
InChiKey:	WUBBRNOQWQTFEX-UHFFFAOYSA-N
SMILES:	Nc1ccc(C(O)=O)c(O)c1
Toxicology (LD50):	4 500 mg/Kg (mouse, ip); 2 500 mg/Kg(mouse, iv); 4 000 mg/Kg(mouse, or); 4 000 mg/Kg(mouse, sc); 4 500 mg/Kg(mouse, sc); 3 650 mg/Kg(rabbit, or); 9 000 mg/Kg(rat, sc)
Melting point:	151 °C
Log10 partition octanol / water:	1.32

Isomers

2-amino-3-hydroxybenzoic acid

2-amino-5-hydroxybenzoic acid

3-amino-4-hydroxybenzoic acid

4-amino-2-hydroxybenzoic acid

4-amino-3-hydroxybenzoic acid

5-amino-2-hydroxybenzoic acid

3-aminosalicylic acid

1,6-dihydro-1-methyl-6-oxo-3-pyridinecarboxylic acid

2,6-dihydroxybenzamide

3-hydroxy-4-aminobenzoic acid

2-hydroxy-6-methylnicotinic acid

2-hydroxy-6-methylpyridine-4-carboxylic acid

2-methoxynicotinic acid

2-methoxypyridine-4-carboxylic acid

5-methoxypyridine-3-carboxylic acid

6-methoxypyridine-2-carboxylic acid

2-methyl-3-nitrophenol

2-methyl-4-nitrophenol

2-methyl-5-nitrophenol

2-methyl-6-nitrophenol

3-methyl-2-nitrophenol

3-methyl-4-nitrophenol

4-methyl-2-nitrophenol

4-methyl-3-nitrophenol

5-methyl-2-nitrophenol

2-nitroanisole

3-nitroanisole

4-nitroanisole

2-nitrobenzyl alcohol

3-nitrobenzyl alcohol

4-nitrobenzyl alcohol

3-pyridyloxyacetic acid

salicylhydroxamic acid