<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2016-05-22 04:04:00 UTC</creation_date>
  <update_date>2026-08-24 04:45:04 UTC</update_date>
  <accession/>
  <common_name>2-Chloro-1-methyl-4-nitrobenzene</common_name>
  <class>SmallMolecule</class>
  <description>2-Chloro-1-methyl-4-nitrobenzene (C7H6ClNO2) is an organic compound with an average molecular weight of 171.58 g/mol. 2-Chloro-1-methyl-4-nitrobenzene belongs to the nitrobenzenes, a subclass of benzene and substituted derivatives within the organic compounds.

This compound has been identified in or released from 27 recorded sources. These sources span several sectors, including electrical and electronic equipment, such as electrodes, amplifiers, auxiliary devices, electrically stimulated smoking devices, and conductors or conductive bodies characterised by the conductive materials. It is found in drinking water and water supply sources, including tap water, bottled water, desalinated water, and drinking water. Within aquatic systems and sediments, it is present in groundwater, surface water, seawater, and freshwater. It is also detected in wastewater, sanitation, and biosolids, specifically in industrial wastewater, wastewater treatment effluent, mine wastewater, and unspecified wastewater. Additional sources include marine, shipping, and aquaculture sectors, such as bilge water and ballast water, as well as appliances, HVAC, and refrigerants, including water heaters and water coolers. Recorded routes of exposure for this substance include touch, oral, and inhalation.</description>
  <categories/>
  <types>
    <type>PMT</type>
  </types>
  <synonyms>
    <synonym>2-chloro-4-nitrotoluene</synonym>
  </synonyms>
  <chemical_formula>C7H6ClNO2</chemical_formula>
  <average_molecular_weight>171.58</average_molecular_weight>
  <monisotopic_moleculate_weight>171.0087061</monisotopic_moleculate_weight>
  <iupac_name>2-chloro-1-methyl-4-nitrobenzene</iupac_name>
  <traditional_iupac>2-chloro-4-nitrotoluene</traditional_iupac>
  <cas_registry_number>121-86-8</cas_registry_number>
  <smiles>CC1=C(Cl)C=C(C=C1)N(=O)=O</smiles>
  <inchi>InChI=1S/C7H6ClNO2/c1-5-2-3-6(9(10)11)4-7(5)8/h2-4H,1H3</inchi>
  <inchikey>LLYXJBROWQDVMI-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Benzene and substituted derivatives</class>
    <sub_class>Nitrobenzenes</sub_class>
    <direct_parent>Nitrobenzenes</direct_parent>
    <alternate_parents>
      <alternative_parent>Aryl chlorides</alternative_parent>
      <alternative_parent>Chlorobenzenes</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Nitroaromatic compounds</alternative_parent>
      <alternative_parent>Nitrotoluenes</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organic oxoazanium compounds</alternative_parent>
      <alternative_parent>Organochlorides</alternative_parent>
      <alternative_parent>Organonitrogen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Propargyl-type 1,3-dipolar organic compounds</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>Allyl-type 1,3-dipolar organic compound</substituent>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Aryl chloride</substituent>
      <substituent>Aryl halide</substituent>
      <substituent>C-nitro compound</substituent>
      <substituent>Chlorobenzene</substituent>
      <substituent>Halobenzene</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Nitroaromatic compound</substituent>
      <substituent>Nitrobenzene</substituent>
      <substituent>Nitrotoluene</substituent>
      <substituent>Organic 1,3-dipolar compound</substituent>
      <substituent>Organic nitro compound</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxoazanium</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organochloride</substituent>
      <substituent>Organohalogen compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Propargyl-type 1,3-dipolar organic compound</substituent>
      <substituent>Toluene</substituent>
    </substituents>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <descriptors/>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin/>
  <cellular_locations/>
  <biofluid_locations/>
  <tissue_locations/>
  <pathways/>
  <state/>
  <appearance/>
  <experimental_properties>
    <property>
      <kind>logp</kind>
      <value>3.4</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>2.93</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-3.26</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>9.45e-02 g/l</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>3.03</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>2-chloro-1-methyl-4-nitrobenzene</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>171.58</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>171.0087061</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC1=C(Cl)C=C(C=C1)N(=O)=O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C7H6ClNO2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C7H6ClNO2/c1-5-2-3-6(9(10)11)4-7(5)8/h2-4H,1H3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>LLYXJBROWQDVMI-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>45.82</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>43.23</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>15.48</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>physiological_charge</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formal_charge</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
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  <symptoms/>
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  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>8491</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>8178</chemspider_id>
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</compound>
