<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-03 07:35:37 UTC</creation_date>
  <update_date>2026-08-31 21:06:51 UTC</update_date>
  <accession/>
  <common_name>1H-Anthra[1,2-d]imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis-</common_name>
  <class>SmallMolecule</class>
  <description>1H-Anthra[1,2-d]imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis- belongs to the anthraquinones, a subclass of anthracenes within the organic compounds. With an average molecular weight of 639.45 g/mol, 1H-Anthra[1,2-d]imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis- is a heavy molecule. Its chemical formula is C36H16Cl2N4O4.

The compound has been found in or released from 19 recorded sources. Within aquatic systems and sediments, it is present in groundwater, surface water, seawater, and freshwater. It is also detected in drinking water and water supply sources, including drinking water, tap water, bottled water, and desalinated water. In the sector of wastewater, sanitation, and biosolids, the substance is found in industrial wastewater, wastewater treatment effluent, mine wastewater, and unspecified wastewater. Additional sources include appliances, HVAC, and refrigerants, specifically water coolers and water heaters. It is also recorded in marine, shipping, and aquaculture environments, such as ballast water and bilge water, as well as in agriculture and land management via irrigation water, along with two other sectors. Recorded exposure routes for this compound include inhalation, oral, and touch.</description>
  <categories/>
  <types>
    <type>PMT</type>
  </types>
  <synonyms>
    <synonym>1H-Anthra(1,2-d)imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis-</synonym>
    <synonym>1H-anthra[1,2-d]imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis-</synonym>
    <synonym>2,2'-(2,5-Dichloro-1,4-phenylene)bis(1H-anthra(1,2-d)imidazole-6,11-dione)</synonym>
    <synonym>2,2'-(2,5-Dichloro-1,4-phenylene)bis(1H-anthra[1,2-d]imidazole-6,11-dione)</synonym>
    <synonym>2,2'-(2,5-Dichloro-1,4-phenylene)bis(3H-anthra[1,2-d]imidazole-6,11-dione)</synonym>
    <synonym>2-(2,5-DICHLORO-4-{6,11-DIOXO-3H,6H,11H-ANTHRA[1,2-D]IMIDAZOL-2-YL}PHENYL)-3H,6H,11H-ANTHRA[1,2-D]IMIDAZOLE-6,11-DIONE</synonym>
    <synonym>2-(2,5-DICHLORO-4-{6,11-DIOXO-3H-ANTHRA[1,2-D]IMIDAZOL-2-YL}PHENYL)-3H-ANTHRA[1,2-D]IMIDAZOLE-6,11-DIONE</synonym>
    <synonym>255-078-0</synonym>
    <synonym>3H-Anthra[1,2-d]imidazole-6,11-dione, 2,2'-(2,5-dichloro-1,4-phenylene)bis-</synonym>
    <synonym>[40783-05-9]</synonym>
  </synonyms>
  <chemical_formula>C36H16Cl2N4O4</chemical_formula>
  <average_molecular_weight>639.45</average_molecular_weight>
  <monisotopic_moleculate_weight>638.05486</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>40783-05-9</cas_registry_number>
  <smiles>ClC1=CC(C2=NC3=CC=C4C(=O)C5=CC=CC=C5C(=O)C4=C3N2)=C(Cl)C=C1C1=NC2=CC=C3C(=O)C4=CC=CC=C4C(=O)C3=C2N1</smiles>
  <inchi>InChI=1S/C36H16Cl2N4O4/c37-23-14-22(36-40-26-12-10-20-28(30(26)42-36)34(46)18-8-4-2-6-16(18)32(20)44)24(38)13-21(23)35-39-25-11-9-19-27(29(25)41-35)33(45)17-7-3-1-5-15(17)31(19)43/h1-14H,(H,39,41)(H,40,42)</inchi>
  <inchikey>MLQFPPIUTFMVLZ-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Anthracenes</class>
    <sub_class>Anthraquinones</sub_class>
    <direct_parent>Anthraquinones</direct_parent>
    <alternate_parents>
      <alternative_parent>Aryl chlorides</alternative_parent>
      <alternative_parent>Aryl ketones</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Dichlorobenzenes</alternative_parent>
      <alternative_parent>Heteroaromatic compounds</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organochlorides</alternative_parent>
      <alternative_parent>Organonitrogen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Phenylbenzimidazoles</alternative_parent>
      <alternative_parent>Phenylimidazoles</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>1,4-dichlorobenzene</substituent>
      <substituent>2-phenylimidazole</substituent>
      <substituent>9,10-anthraquinone</substituent>
      <substituent>Anthraquinone</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Aryl chloride</substituent>
      <substituent>Aryl halide</substituent>
      <substituent>Aryl ketone</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Azole</substituent>
      <substituent>Benzimidazole</substituent>
      <substituent>Chlorobenzene</substituent>
      <substituent>Halobenzene</substituent>
      <substituent>Heteroaromatic compound</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Imidazole</substituent>
      <substituent>Ketone</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organochloride</substituent>
      <substituent>Organohalogen compound</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Phenylbenzimidazole</substituent>
    </substituents>
    <molecular_framework>Aromatic heteropolycyclic 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>7.5</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>639.45</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>638.05486</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>ClC1=CC(C2=NC3=CC=C4C(=O)C5=CC=CC=C5C(=O)C4=C3N2)=C(Cl)C=C1C1=NC2=CC=C3C(=O)C4=CC=CC=C4C(=O)C3=C2N1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C36H16Cl2N4O4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C36H16Cl2N4O4/c37-23-14-22(36-40-26-12-10-20-28(30(26)42-36)34(46)18-8-4-2-6-16(18)32(20)44)24(38)13-21(23)35-39-25-11-9-19-27(29(25)41-35)33(45)17-7-3-1-5-15(17)31(19)43/h1-14H,(H,39,41)(H,40,42)</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>MLQFPPIUTFMVLZ-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
  <route_of_exposure/>
  <mechanism_of_toxicity/>
  <metabolism/>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity/>
  <use_source/>
  <min_risk_level/>
  <health_effects>#&lt;HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f3bf330f5a8&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>162427</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>21161240</chemspider_id>
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  <biocyc_id/>
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  <wikipidia/>
  <general_references/>
  <targets>
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  </targets>
</compound>
