C7H4F2O2
158.1 g/mol
OtherWarning
3,4-Difluorobenzoic acid
CAS455-86-7EC207-249-6
Category
Other
Compound Class
n.a
Primary Use
Research compound
3,4-Difluorobenzoic acid is a fluorinated aromatic carboxylic acid used primarily as a building block in chemical synthesis and pharmaceutical research. Its structure features a benzene ring with two fluorine substituents and a carboxylic acid group, contributing to its utility as an intermediate for preparing more complex molecules.
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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research compound
ReferenceSame Category
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research intermediate
ReferenceSame Category
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Research compound
ReferenceSame Category
Diethyl pyridine-3,5-dicarboxylate
CAS4591-56-4
Research reagent
Referencestereoisomer of
3,4-Difluorobenzoic acid sodium salt
CAS522651-44-1
research compound
Referencestereoisomer of
3,4-difluorobenzoic-d3 acid
CAS1219798-70-5
research compound
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3,4-Difluorobenzoic acid (CAS 455-86-7) 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
3,4-difluorobenzoic acid
InChIKey
FPENCTDAQQQKNY-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1C(=O)O)F)F
Synonyms (3)
- 3,4-Difluorobenzoic acid
- Benzoic acid, 3,4-difluoro-
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