C8H9NO3
167.16 g/mol
Pharmaceutical IntermediateWarning
Methyl p-aminosalicylate
CAS4136-97-4EC223-958-3
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
Methyl p-aminosalicylate is an aromatic amine used as a pharmaceutical intermediate, primarily in the synthesis of active pharmaceutical ingredients. Its structure features an amine group attached to an aromatic ring, contributing to its role in chemical manufacturing.
pharmaceutical intermediate
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
ReferenceSame Category
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ReferenceSame Category
N-{2-[4-(AMINOSULFONYL)PHENYL]ETHYL}ACETAMIDE
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pharmaceutical intermediate
ReferenceSame Category
3-Thiophenecarbonyl chloride
CAS41507-35-1
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Methyl p-aminosalicylate (CAS 4136-97-4) 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
methyl 4-amino-2-hydroxybenzoate
InChIKey
QQOXBFUTRLDXDP-UHFFFAOYSA-N
SMILES
COC(=O)C1=C(C=C(C=C1)N)O
Synonyms (16)
- Amisulpride Impurity 6
- METHYL 4-AMINOSALICYLATE
- Methyl p-aminosalicylate
- Pas methyl ester
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