C7H8N2O3
168.15 g/mol
Pharmaceutical IntermediateWarning
5-methoxy-2-nitroaniline
CAS16133-49-6EC240-293-4
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
5-Methoxy-2-nitroaniline is an aromatic organic compound featuring an amine group, a nitro group, and a methoxy substituent on a benzene ring. It is primarily utilized as a pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients.
pharmaceutical intermediatebuilding block for chemical synthesis
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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Safety Reference
Warning
H317May cause an allergic skin reaction
Customs Tariff Classification
The international HS code for 5-methoxy-2-nitroaniline (CAS 16133-49-6) is 2922.29.
HS code (international, 6-digit)
2922.29
EU CN code (8-digit)
2922 29 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
5-methoxy-2-nitroaniline
InChIKey
QEHVRGACCVLLNN-UHFFFAOYSA-N
SMILES
COC1=CC(=C(C=C1)[N+](=O)[O-])N
Synonyms (13)
- 2-Nitro-5-methoxyaniline
- 3-Amino-4-nitroanisole
- 5-Methoxy-2-nitrophenylamine
- 5-methoxy-2-nitroaniline
- 5-methoxy-2-nitrobenzenamine
- Esomeprazole Impurity 44
- Esomeprazole Impurity 67
- aniline, 5-methoxy-2-nitro-
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