<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-03 08:39:00 UTC</creation_date>
  <update_date>2026-08-21 21:23:44 UTC</update_date>
  <accession/>
  <common_name>Isatin bis-cresol</common_name>
  <class>SmallMolecule</class>
  <description>Isatin bis-cresol is an organic compound with the formula C22H19N1O3 and an average molecular weight of 345.40 g/mol. Isatin bis-cresol belongs to the indolines, a subclass of indoles and derivatives within the organic compounds. This organoheterocyclic compound has been found in or released from one recorded source, which is household items specifically coins.</description>
  <categories/>
  <types>
    <type>Phenolic Antioxidant</type>
  </types>
  <synonyms>
    <synonym>1,3-Dihydro-3,3-bis(4-hydroxy-3-methylphenyl)-2H-indol-2-one</synonym>
    <synonym>1,3-Dihydro-3,3-bis(4-hydroxy-3-methylphenyl)-2H-indol-2-one (IBK=Isatin-bis-cresol )</synonym>
    <synonym>1,3-dihydro-3,3-bis(4-hydroxy-m-tolyl)-2H-indol-2-one</synonym>
    <synonym>256-318-7</synonym>
    <synonym>2H-Indol-2-one, 1,3-dihydro-3,3-bis(4-hydroxy-3-methylphenyl)-</synonym>
    <synonym>3,3-Bis(3-methyl-4-hydroxyphenyl)indoline-2-on</synonym>
    <synonym>3,3-bis(3-methyl-4-hydroxyphenyl)indoline-2-one</synonym>
    <synonym>3,3-bis(4-hydroxy-3-methyl-phenyl)oxindole</synonym>
    <synonym>3,3-Bis(4-hydroxy-3-methylphenyl)-1,3-dihydro-2H-indol-2-one</synonym>
    <synonym>3,3-bis(4-hydroxy-3-methylphenyl)-1H-indol-2-one</synonym>
    <synonym>3,3-bis(4-hydroxy-3-methylphenyl)indolin-2-one</synonym>
    <synonym>3,3-Bis-(4-hydroxy-3-methyl-phenyl)-1,3-dihydro-indol-2-one</synonym>
    <synonym>3,3-Bis-(4-hydroxy-3-methyl-phenyl)-indolin-2-one</synonym>
    <synonym>Isatin bis-cresol</synonym>
    <synonym>Isatin biscresol</synonym>
    <synonym>Isatin-bis-cresol</synonym>
    <synonym>[47465-97-4]</synonym>
  </synonyms>
  <chemical_formula>C22H19N1O3</chemical_formula>
  <average_molecular_weight>345.398</average_molecular_weight>
  <monisotopic_moleculate_weight>345.136493</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>47465-97-4</cas_registry_number>
  <smiles>CC1=CC(=CC=C1O)C1(C(=O)NC2=C1C=CC=C2)C1=CC(C)=C(O)C=C1</smiles>
  <inchi>InChI=1S/C22H19NO3/c1-13-11-15(7-9-19(13)24)22(16-8-10-20(25)14(2)12-16)17-5-3-4-6-18(17)23-21(22)26/h3-12,24-25H,1-2H3,(H,23,26)</inchi>
  <inchikey>ZEKCYPANSOJWDH-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organoheterocyclic compounds</super_class>
    <class>Indoles and derivatives</class>
    <sub_class>Indolines</sub_class>
    <direct_parent>Indolines</direct_parent>
    <alternate_parents>
      <alternative_parent>1-hydroxy-2-unsubstituted benzenoids</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Lactams</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organonitrogen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Ortho cresols</alternative_parent>
      <alternative_parent>Secondary carboxylic acid amides</alternative_parent>
      <alternative_parent>Toluenes</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>1-hydroxy-2-unsubstituted benzenoid</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxamide group</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Dihydroindole</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Lactam</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>O-cresol</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Phenol</substituent>
      <substituent>Secondary carboxylic acid amide</substituent>
      <substituent>Toluene</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>4</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>345.398</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>345.136493</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC1=CC(=CC=C1O)C1(C(=O)NC2=C1C=CC=C2)C1=CC(C)=C(O)C=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C22H19N1O3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C22H19NO3/c1-13-11-15(7-9-19(13)24)22(16-8-10-20(25)14(2)12-16)17-5-3-4-6-18(17)23-21(22)26/h3-12,24-25H,1-2H3,(H,23,26)</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>ZEKCYPANSOJWDH-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
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  <symptoms/>
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  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>162076</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>142343</chemspider_id>
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</compound>
