C7H4FNO4
185.11 g/mol
Pharmaceutical IntermediateWarning
4-Fluoro-2-nitrobenzoic acid
CAS394-01-4EC206-890-9
Category
Pharmaceutical Intermediate
Compound Class
Organic Acid
Primary Use
Pharmaceutical Intermediate
4-Fluoro-2-nitrobenzoic acid is a fluorinated aromatic carboxylic acid used primarily as a building block in pharmaceutical manufacturing. Its structure combines a carboxylic acid group with a nitro group and a fluorine atom on a benzene ring, making it a valuable intermediate for synthesizing more complex drug compounds.
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
5-Fluoro-2-methoxybenzoic acid
CAS394-04-7
pharmaceutical intermediate
ReferenceSame Category
2-Bromo-5-fluorobenzoic acid
CAS394-28-5
pharmaceutical intermediate
ReferenceSame Category
5'-Fluoro-2'-hydroxyacetophenone
CAS394-32-1
pharmaceutical intermediate
ReferenceSame Category
Methyl 2-fluorobenzoate
CAS394-35-4
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 4-Fluoro-2-nitrobenzoic acid (CAS 394-01-4) is 2916.39.
HS code (international, 6-digit)
2916.39
EU CN code (8-digit)
2916 39 90
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
4-fluoro-2-nitrobenzoic acid
InChIKey
YLUCXHMYRQUERW-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1F)[N+](=O)[O-])C(=O)O
Synonyms (4)
- 2-nitro-4-fluorobenzoic acid
- 4-Fluor-2-nitro-benzoesaure
- 4-Fluoro-2-nitrobenzoic acid
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