<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2016-06-03 10:11:05 UTC</creation_date>
  <update_date>2026-08-22 07:28:41 UTC</update_date>
  <accession/>
  <common_name>thymol blue</common_name>
  <class>SmallMolecule</class>
  <description>Thymol blue is an organic compound with the chemical formula C27H30O5S and an average molecular weight of 466.59 g/mol. Regarding its chemical categorization, thymol blue belongs to the benzofuranones, a subclass of benzofurans within the organic compounds. It is further classified under the superclass of organoheterocyclic compounds.

This substance is associated with nine recorded sources across various sectors. Within electrical and electronic equipment, it is found in or released from discharge lamps, electric switches, magnets, superconducting magnets and superconducting coils, and superconductive or hyperconductive conductors cables or transmission lines, among one other source. In the category of household cleaning and consumer products, it is linked to pipe accessories and cigar cigarettes. Additionally, thymol blue is found in the food, food processing, and cookware sector, specifically in the processing of meats.</description>
  <categories/>
  <types>
    <type>Phenolic Antioxidant</type>
  </types>
  <synonyms/>
  <chemical_formula>C27H30O5S</chemical_formula>
  <average_molecular_weight>466.59</average_molecular_weight>
  <monisotopic_moleculate_weight>466.18139524</monisotopic_moleculate_weight>
  <iupac_name>3,3-bis[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-3H-2,1lambda6-benzoxathiole-1,1-dione</iupac_name>
  <traditional_iupac>3,3-bis(4-hydroxy-5-isopropyl-2-methylphenyl)-2,1lambda6-benzoxathiole-1,1-dione</traditional_iupac>
  <cas_registry_number>76-61-9</cas_registry_number>
  <smiles>CC(C)C1=C(O)C=C(C)C(=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C(C)C)=C(O)C=C1C</smiles>
  <inchi>InChI=1S/C27H30O5S/c1-15(2)19-13-22(17(5)11-24(19)28)27(21-9-7-8-10-26(21)33(30,31)32-27)23-14-20(16(3)4)25(29)12-18(23)6/h7-16,28-29H,1-6H3</inchi>
  <inchikey>PRZSXZWFJHEZBJ-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organoheterocyclic compounds</super_class>
    <class>Benzofurans</class>
    <sub_class>Benzofuranones</sub_class>
    <direct_parent>Benzofuranones</direct_parent>
    <alternate_parents>
      <alternative_parent>1-hydroxy-2-unsubstituted benzenoids</alternative_parent>
      <alternative_parent>Aromatic monoterpenoids</alternative_parent>
      <alternative_parent>Benzoxathioles</alternative_parent>
      <alternative_parent>Bicyclic monoterpenoids</alternative_parent>
      <alternative_parent>Cumenes</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Meta cresols</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organooxygen compounds</alternative_parent>
      <alternative_parent>Organosulfonic acid esters</alternative_parent>
      <alternative_parent>Oxacyclic compounds</alternative_parent>
      <alternative_parent>Phenylpropanes</alternative_parent>
      <alternative_parent>Phthalides</alternative_parent>
      <alternative_parent>Toluenes</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>1-hydroxy-2-unsubstituted benzenoid</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Aromatic monoterpenoid</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Benzofuranone</substituent>
      <substituent>Benzoxathiole</substituent>
      <substituent>Bicyclic monoterpenoid</substituent>
      <substituent>Cumene</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>M-cresol</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Monoterpenoid</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organic sulfonic acid or derivatives</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organosulfonic acid ester</substituent>
      <substituent>Organosulfonic acid or derivatives</substituent>
      <substituent>Oxacycle</substituent>
      <substituent>P-cymene</substituent>
      <substituent>Phenol</substituent>
      <substituent>Phenylpropane</substituent>
      <substituent>Phthalide</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>6</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>4.80</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-6.16</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>3.20e-04 g/l</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>7.63</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>9.75</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_basic</kind>
      <value>-5.7</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>3,3-bis[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-3H-2,1lambda6-benzoxathiole-1,1-dione</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>466.59</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>466.18139524</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC(C)C1=C(O)C=C(C)C(=C1)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C(C)C)=C(O)C=C1C</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C27H30O5S</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C27H30O5S/c1-15(2)19-13-22(17(5)11-24(19)28)27(21-9-7-8-10-26(21)33(30,31)32-27)23-14-20(16(3)4)25(29)12-18(23)6/h7-16,28-29H,1-6H3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>PRZSXZWFJHEZBJ-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>83.83</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>132.58</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>50.25</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>2</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>
  <route_of_exposure/>
  <mechanism_of_toxicity/>
  <metabolism/>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity/>
  <use_source/>
  <min_risk_level/>
  <health_effects>#&lt;HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f72a9145a00&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>65565</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>59008</chemspider_id>
  <kegg_id/>
  <uniprot_id/>
  <omim_id/>
  <chebi_id/>
  <biocyc_id/>
  <ctd_id/>
  <stitch_id/>
  <actor_id/>
  <pdb_id/>
  <wikipidia/>
  <general_references/>
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  </targets>
</compound>
