<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-03 06:59:19 UTC</creation_date>
  <update_date>2026-08-25 06:24:06 UTC</update_date>
  <accession/>
  <common_name>4-Methylsulfonyl-2-nitrotoluene</common_name>
  <class>SmallMolecule</class>
  <description>4-Methylsulfonyl-2-nitrotoluene is an organic compound with the chemical formula C8H9N1O4S1 and an average molecular weight of 215.22 g/mol. 4-Methylsulfonyl-2-nitrotoluene belongs to the nitrobenzenes, a subclass of benzene and substituted derivatives within the organic compounds.

This compound has been identified in or released from 19 recorded sources across multiple sectors. Within drinking water and water supply, it is found in tap water, bottled water, desalinated water, and drinking water. It is present in aquatic systems and sediments, including seawater, freshwater, surface water, and groundwater. In the sector of wastewater, sanitation, and biosolids, the compound is detected in industrial wastewater, mine wastewater, wastewater treatment effluent, and unspecified wastewater. Other recorded sources include irrigation water from agriculture and land management, as well as ballast water and bilge water from marine, shipping, and aquaculture operations. Additionally, it is associated with appliances, HVAC, and refrigerants, specifically appearing in water heaters and water coolers. Recorded exposure routes for 4-methylsulfonyl-2-nitrotoluene include oral, inhalation, and touch.</description>
  <categories/>
  <types>
    <type>PMT</type>
  </types>
  <synonyms>
    <synonym>'1671-49-4</synonym>
    <synonym>1-Methyl-4-(methylsulfonyl)-2-nitrobenzene</synonym>
    <synonym>1-methyl-4-methylsulfonyl-2-nitrobenzene</synonym>
    <synonym>1H-imidazole, 2-ethyl-5-methyl-</synonym>
    <synonym>2-Nitro-4-Methylsulfonyl Toluene</synonym>
    <synonym>2-Nitro-4-methylsulfonyltoluene</synonym>
    <synonym>2758942</synonym>
    <synonym>4-METHANESULFONYL-1-METHYL-2-NITROBENZENE</synonym>
    <synonym>4-Methanesulfonyl-2-nitrotoluene</synonym>
    <synonym>4-Methylsulfonyl-2-nitrotoluene</synonym>
    <synonym>430-550-0</synonym>
    <synonym>AC1LEJB5</synonym>
    <synonym>AGN-PC-0JUY1W</synonym>
    <synonym>Benzene, 1-methyl-4-(methylsulfonyl)-2-nitro-</synonym>
    <synonym>BR-63548</synonym>
    <synonym>KSC532K5R</synonym>
    <synonym>Methyl 3-nitro-p-tolyl sulfone</synonym>
    <synonym>Methyl 4-methyl-3-nitrophenyl sulfone</synonym>
    <synonym>OR-0230</synonym>
    <synonym>SCHEMBL994972</synonym>
    <synonym>ST002315</synonym>
    <synonym>WS1&amp;R D1 CNW</synonym>
    <synonym>[1671-49-4]</synonym>
  </synonyms>
  <chemical_formula>C8H9N1O4S1</chemical_formula>
  <average_molecular_weight>215.22</average_molecular_weight>
  <monisotopic_moleculate_weight>215.025229</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>1671-49-4</cas_registry_number>
  <smiles>CC1=C(C=C(C=C1)S(C)(=O)=O)[N+]([O-])=O</smiles>
  <inchi>InChI=1S/C8H9NO4S/c1-6-3-4-7(14(2,12)13)5-8(6)9(10)11/h3-5H,1-2H3</inchi>
  <inchikey>OXBDLEXAVKAJFD-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom/>
    <super_class/>
    <class/>
    <sub_class/>
    <direct_parent/>
    <alternate_parents/>
    <substituents/>
    <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>1.7</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>215.22</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>215.025229</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC1=C(C=C(C=C1)S(C)(=O)=O)[N+]([O-])=O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C8H9N1O4S1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C8H9NO4S/c1-6-3-4-7(14(2,12)13)5-8(6)9(10)11/h3-5H,1-2H3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>OXBDLEXAVKAJFD-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
  <route_of_exposure/>
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  <metabolism/>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity/>
  <use_source/>
  <min_risk_level/>
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  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>687125</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>598731</chemspider_id>
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  <general_references/>
  <targets>
    <target>
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</compound>
