C7H6ClF
144.57 g/mol
Pharmaceutical IntermediateWarning
5-Chloro-2-fluorotoluene
CAS452-66-4EC207-204-0
Category
Pharmaceutical Intermediate
Compound Class
Halocarbon
Primary Use
Pharmaceutical Intermediate
5-Chloro-2-fluorotoluene is a halogenated aromatic compound used as a building block in organic synthesis. It is primarily applied as an intermediate in the production of pharmaceuticals and other fine chemicals.
Intermediate in organic synthesesPharmaceutical intermediateLaboratory reagent
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
ApplicationSame Use
Benzopinacol
CAS464-72-2
pharmaceutical intermediate
ReferenceSame Category
2-Fluoro-5-aminotoluene
CAS452-69-7
pharmaceutical intermediate
ReferenceSame Category
4-Fluoro-3-methylphenol
CAS452-70-0
pharmaceutical intermediate
ReferenceSame Category
4-Fluoro-2-methylaniline
CAS452-71-1
pharmaceutical intermediate
ReferenceSame Category
3-Fluoro-4-methylaniline
CAS452-77-7
pharmaceutical intermediate
Safety Reference
Warning
H226Flammable liquid and vapour
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 5-Chloro-2-fluorotoluene (CAS 452-66-4) is 2903.99.
HS code (international, 6-digit)
2903.99
EU CN code (8-digit)
2903 99 80
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-chloro-1-fluoro-2-methylbenzene
InChIKey
JOXXHDGUTVUBDL-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)Cl)F
Synonyms (4)
- 5-Chloro-2-fluorotoluene
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