C8H6F2O2
172.13 g/mol
Pharmaceutical IntermediateWarning
2,4-Difluorophenylacetic acid
CAS81228-09-3EC279-709-4
Category
Pharmaceutical Intermediate
Compound Class
Organic Acid
Primary Use
Pharmaceutical Intermediate
2,4-Difluorophenylacetic acid is a fluorinated aromatic carboxylic acid used as a building block in pharmaceutical manufacturing. It serves as a pharmaceutical intermediate for the synthesis of various drug compounds.
Pharmaceutical intermediate for drug 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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Related Compounds
ReferenceSame Category
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ReferenceSame Category
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CAS81265-93-2
pharmaceutical intermediate
ReferenceSame Category
5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-[(tert-butyl)dimethylsilyl]-N-(2-methyl-1-oxopropyl)guanosine
CAS81279-39-2
pharmaceutical intermediate
ReferenceSame Category
N-[(1,1-Dimethylethoxy)carbonyl]-3-[[(phenylmethoxy)carbonyl]amino]-D-alanine
CAS81306-93-6
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2,4-Difluorophenylacetic acid (CAS 81228-09-3) 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
2-(2,4-difluorophenyl)acetic acid
InChIKey
QPKZIGHNRLZBCL-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1F)F)CC(=O)O
Synonyms (6)
- 2,4-Difluorophenylacetic acid
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