C7H6ClNO2
171.58 g/mol
Pharmaceutical IntermediateWarning
2-Chloro-3-nitrotoluene
CAS3970-40-9EC223-591-9
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
2-Chloro-3-nitrotoluene is an aromatic compound featuring a chlorine and a nitro group on a toluene backbone. It is primarily used as a pharmaceutical intermediate in the synthesis of more complex drug substances.
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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pharmaceutical intermediate
ReferenceSame Category
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pharmaceutical intermediate
ReferenceSame Category
N-phenethyl-4-piperidinone
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pharmaceutical intermediate
ReferenceSame Category
6-Hydroxy-5-nitro-2-picoline
CAS39745-39-6
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H400Very toxic to aquatic life
Customs Tariff Classification
The international HS code for 2-Chloro-3-nitrotoluene (CAS 3970-40-9) is 2904.99.
HS code (international, 6-digit)
2904.99
EU CN code (8-digit)
2904 99 00
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-chloro-1-methyl-3-nitrobenzene
InChIKey
XTSGZXRUCAWXKY-UHFFFAOYSA-N
SMILES
CC1=C(C(=CC=C1)[N+](=O)[O-])Cl
Synonyms (4)
- 2-Chloro-3-methylnitrobenzene
- 2-Chloro-3-nitrotoluene
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