C7H4ClFO
158.56 g/mol
Pharmaceutical IntermediateDanger
4-Fluorobenzoyl chloride
CAS403-43-0EC206-961-4
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
4-Fluorobenzoyl chloride is an organic compound used as a precursor in the production of high-performance polymer PEEK. It features a fluorine-substituted aromatic ring and an acyl chloride functional group, making it a key intermediate in polymer manufacturing.
precursor to polyetheretherketone (PEEK) high-performance polymer
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
SimilarStructure SimilarSimilarity 0.72
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pharmaceutical intermediate
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2-Chloro-3,5-dibromopyridine
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pharmaceutical intermediate
Referencestereoisomer of
4-fluorobenzoyl-d4 chloride
CAS1071809-52-3
research compound
Safety Reference
Danger
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for 4-Fluorobenzoyl chloride (CAS 403-43-0) 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-fluorobenzoyl chloride
InChIKey
CZKLEJHVLCMVQR-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1C(=O)Cl)F
Synonyms (16)
- 4-Fluorobenzoic acid chloride
- 4-Fluorobenzoyl chloride
- 4-fluorobenzoic chloride
- 4-flurobenzoyl chloride
- Benzoyl chloride, 4-fluoro-
- Benzoyl chloride, p-fluoro-
- Haloperidol Impurity 40
- Haloperidol Impurity N10
- p-Fluorobenzoic acid chloride
- p-Fluorobenzoyl chloride
- p-fluorobenzoyl choride
- para-fluorobenzoylchloride
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