C6H3F2NO2
159.09 g/mol
Pharmaceutical IntermediateWarning
1,2-Difluoro-3-nitrobenzene
CAS6921-22-8EC230-035-9
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
1,2-Difluoro-3-nitrobenzene is a fluorinated aromatic nitro compound used as a pharmaceutical intermediate. Its structure features a benzene ring substituted with two fluorine atoms and a nitro group, contributing to its utility in drug synthesis.
Pharmaceutical intermediate
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
1-Amino-4-methylpiperazine
CAS6928-85-4
pharmaceutical intermediate
ReferenceSame Category
Diisopropylcarbodiimide
CAS693-13-0
pharmaceutical intermediate
ReferenceSame Category
2-methylimidazole
CAS693-98-1
pharmaceutical intermediate
ReferenceSame Category
1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane
CAS69304-37-6
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 1,2-Difluoro-3-nitrobenzene (CAS 6921-22-8) 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
1,2-difluoro-3-nitrobenzene
InChIKey
IXIJRPBFPLESEI-UHFFFAOYSA-N
SMILES
C1=CC(=C(C(=C1)F)F)[N+](=O)[O-]
Synonyms (8)
- 1,2-Difluoro-3-nitrobenzene
- 1,2-difluoronitrobenzene
- 2,3-Difluoronitrobenzene
- 2,3-difluoro-1-nitrobenzene
- 2,3-difluoro-4-nitrobenzene
- difluoronitrobenzene
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