C7H6ClF
144.57 g/mol
Pharmaceutical IntermediateWarning
2-Chloro-5-fluorotoluene
CAS33406-96-1EC251-508-6
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
2-Chloro-5-fluorotoluene is a halogenated aromatic compound used as a building block in organic synthesis and pharmaceutical manufacturing. It serves as an intermediate in the production of various active pharmaceutical ingredients.
Pharmaceutical intermediateBuilding block for organic 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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pharmaceutical intermediate
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CAS33456-68-7
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ReferenceSame Category
6-Amino-2-methyl-5-nitro-4(1H)-pyrimidinone
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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 2-Chloro-5-fluorotoluene (CAS 33406-96-1) 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
1-chloro-4-fluoro-2-methylbenzene
InChIKey
NIOGDCDTKPQEAT-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)F)Cl
Synonyms (5)
- 2-Chloro-5-fluorotoluene
- 3-fluoro-6-chlorotoluene
- Trelagliptin Impurity 120
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