C6H3Cl2NO2
192 g/mol
Pharmaceutical IntermediateDanger
2,4-DICHLORONITROBENZENE
CAS611-06-3EC210-248-3
Category
Pharmaceutical Intermediate
Compound Class
Aromatic
Primary Use
Pharmaceutical Intermediate
2,4-Dichloronitrobenzene is an aromatic compound featuring a nitro group and two chlorine atoms on a benzene ring. It serves as a chemical intermediate in the manufacturing of pharmaceuticals and agrochemicals.
intermediate for the synthesis of diazoxide (an antihypertensive agent)intermediate for the synthesis of chlormethoxyfenintermediate for the production of 2,4-dichloroaniline
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.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 611-06-3
Related Compounds
ReferenceSame Category
2-chlorobenzyl chloride
CAS611-19-8
pharmaceutical intermediate
ReferenceSame Category
2-hydroxybenzonitrile
CAS611-20-1
pharmaceutical intermediate
ReferenceSame Category
5-ethynyl-2'-deoxyuridine
CAS61135-33-9
pharmaceutical intermediate
ReferenceSame Category
2-cyanobenzyl chloride
CAS612-13-5
pharmaceutical intermediate
Safety Reference
Danger
H302Harmful if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H350May cause cancer
H411Toxic to aquatic life with long lasting effects
H351Suspected of causing cancer
H361Suspected of damaging fertility or the unborn child
H373May cause damage to organs through prolonged or repeated exposure
H312Harmful in contact with skin
Customs Tariff Classification
The international HS code for 2,4-DICHLORONITROBENZENE (CAS 611-06-3) 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
2,4-dichloro-1-nitrobenzene
InChIKey
QUIMTLZDMCNYGY-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1Cl)Cl)[N+](=O)[O-]
Synonyms (13)
- 1,3-Dichloro-4-nitrobenzene
- 2,4-DICHLORONITROBENZENE
- 2,4-Dichloro-1-nitrobenzene
- 2,4-dichloronitrobenzen
- 4-Nitro-1,3-dichlorobenzene
- Benzene, 1,3-dichloro-4-nitro
- Benzene,4-dichloro-1-nitro-
- DICHLORONITROBENZENE, 2,4-
- Nitro-m-dichlorobenzene