<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-05 15:30:58 UTC</creation_date>
  <update_date>2026-08-22 06:25:06 UTC</update_date>
  <accession/>
  <common_name>Ketoconazole, (2S,4R)-</common_name>
  <class>SmallMolecule</class>
  <description>Ketoconazole, (2S,4R)- belongs to the piperazines, a subclass of diazinanes within the organic compounds. With an average molecular weight of 531.43 g/mol, Ketoconazole, (2S,4R)- is a heavy molecule with the formula C26H28Cl2N4O4. Biologically, it functions as an inhibitor (PMC5824109) and an antifungal agent (PMC10162950). It acts on five recorded protein targets, serving as an inhibitor of Lanosterol 14-alpha demethylase (CYP51A1), Steroid 17-alpha-hydroxylase/17,20 lyase (CYP17A1), Cytochrome P450 11B1, mitochondrial (CYP11B1), Cytochrome P450 11B2, mitochondrial (CYP11B2), and one other protein.

This compound is found in or released from four recorded sources, including healthcare, pharmaceuticals &amp; veterinary products such as antiadrenal preparations, and household cleaning &amp; consumer products including bleaching agents. It is also associated with electrical &amp; electronic equipment, specifically television systems and electric switches. The recorded route of exposure for this compound is oral.</description>
  <categories/>
  <types/>
  <synonyms/>
  <chemical_formula>C26H28Cl2N4O4</chemical_formula>
  <average_molecular_weight>531.43</average_molecular_weight>
  <monisotopic_moleculate_weight>530.1487607</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>142128-57-2</cas_registry_number>
  <smiles>CC(=O)N1CCN(CC1)C1=CC=C(OC[C@@H]2CO[C@](CN3C=CN=C3)(O2)C2=C(Cl)C=C(Cl)C=C2)C=C1</smiles>
  <inchi>InChI=1S/C26H28Cl2N4O4/c1-19(33)31-10-12-32(13-11-31)21-3-5-22(6-4-21)34-15-23-16-35-26(36-23,17-30-9-8-29-18-30)24-7-2-20(27)14-25(24)28/h2-9,14,18,23H,10-13,15-17H2,1H3/t23-,26-/m1/s1</inchi>
  <inchikey>XMAYWYJOQHXEEK-ZEQKJWHPSA-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>4.19</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>531.43</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>530.1487607</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC(=O)N1CCN(CC1)C1=CC=C(OC[C@@H]2CO[C@](CN3C=CN=C3)(O2)C2=C(Cl)C=C(Cl)C=C2)C=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C26H28Cl2N4O4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C26H28Cl2N4O4/c1-19(33)31-10-12-32(13-11-31)21-3-5-22(6-4-21)34-15-23-16-35-26(36-23,17-30-9-8-29-18-30)24-7-2-20(27)14-25(24)28/h2-9,14,18,23H,10-13,15-17H2,1H3/t23-,26-/m1/s1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>XMAYWYJOQHXEEK-ZEQKJWHPSA-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:0x00007f724402fd38&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id>DB05667</drugbank_id>
  <hmdb_id/>
  <pubchem_compound_id>47576</pubchem_compound_id>
  <chembl_id/>
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  <chebi_id/>
  <biocyc_id/>
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  <wikipidia/>
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