C7H6KNO3
191.23 g/mol
APIWarning
P-Aminosalicylic Acid Monopotassium Salt
CAS133-09-5EC205-090-7
Category
API
Compound Class
Organic Acid
Primary Use
Pharmaceutical Raw Material
p-Aminosalicylic Acid Monopotassium Salt is the potassium salt form of aminosalicylic acid, an analog of aminobenzoic acid used as an active pharmaceutical ingredient in tuberculosis therapy. Its effects on mycobacteria may involve inhibition of folic acid or mycobactin synthesis, and it also inhibits the onset of drug resistance to streptomycin and isoniazid.
Pharmaceutical raw material for antituberculosis drug manufacturingResearch compound for studying mycobacterial folic acid or cell wall synthesis inhibitionAgent investigated for reducing drug resistance to streptomycin and isoniazid
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Aminosalicylate sodium dihydrate
CAS6018-19-5
pharmaceutical raw material
ReferenceSame Category
Trichlormethiazide
CAS133-67-5
pharmaceutical raw material
ReferenceSame Category
Kanamycin A sulfate
CAS133-92-6
pharmaceutical raw material
ReferenceSame Category
Darifenacin
CAS133099-04-4
pharmaceutical raw material
ReferenceSame Category
Darifenacin hydrobromide
CAS133099-07-7
pharmaceutical raw material
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for P-Aminosalicylic Acid Monopotassium Salt (CAS 133-09-5) is 2922.50.
HS code (international, 6-digit)
2922.50
EU CN code (8-digit)
2922 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
potassium 4-amino-2-hydroxybenzoate
InChIKey
PRZJIMSXCLZGLT-UHFFFAOYSA-M
SMILES
C1=CC(=C(C=C1N)O)C(=O)[O-].[K+]
Synonyms (11)
- Aminosalicylate Potassium
- POTASSIUM AMINOSALICYLATE
- Potassium 4-aminosalicylate
- potassium paraaminosalicylate
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