<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2016-05-26 01:47:12 UTC</creation_date>
  <update_date>2026-04-14 18:09:47 UTC</update_date>
  <accession/>
  <common_name>Rose bengal</common_name>
  <class>SmallMolecule</class>
  <description>Rose bengal is an organic compound with the chemical formula C20H4Cl4I4O5. Rose bengal belongs to the 1-benzopyrans, a subclass of benzopyrans within the organic compounds. With an average molecular weight of 973.67 g/mol, Rose bengal is a heavy molecule.

This substance is found in or released from 13 recorded sources across several categories. In the realm of healthcare, pharmaceuticals, and veterinary products, it is utilized as a diagnostic agent. It is also associated with food, food processing, and cookware, specifically in the processing of meats and the preparation of vinegar, wine, or sparkling wine, as well as cellar tools. Within the category of household cleaning and consumer products, it appears in bleaching agents, pipe accessories, cigar cigarettes, tobacco smoke filters, and non-electric simulated smoking devices. Additionally, it is found in electrical and electronic equipment, including antennas, video games, and electrically stimulated smoking devices. The recorded exposure route for this compound is ophthalmic.</description>
  <categories/>
  <types>
    <type>Human Neurotoxin</type>
  </types>
  <synonyms/>
  <chemical_formula>C20H4Cl4I4O5</chemical_formula>
  <average_molecular_weight>973.673</average_molecular_weight>
  <monisotopic_moleculate_weight>971.499157746</monisotopic_moleculate_weight>
  <iupac_name>2,3,4,5-tetrachloro-6-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)benzoic acid</iupac_name>
  <traditional_iupac>rose bengal</traditional_iupac>
  <cas_registry_number>11121-48-5</cas_registry_number>
  <smiles>OC(=O)C1=C(C(Cl)=C(Cl)C(Cl)=C1Cl)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C(O)=C(I)C=C12</smiles>
  <inchi>InChI=1S/C20H4Cl4I4O5/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28/h1-2,29H,(H,31,32)</inchi>
  <inchikey>VDNLFJGJEQUWRB-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organoheterocyclic compounds</super_class>
    <class>Benzopyrans</class>
    <sub_class>1-benzopyrans</sub_class>
    <direct_parent>Xanthenes</direct_parent>
    <alternate_parents>
      <alternative_parent>1-carboxy-2-haloaromatic compounds</alternative_parent>
      <alternative_parent>2-halobenzoic acids</alternative_parent>
      <alternative_parent>3-halobenzoic acids</alternative_parent>
      <alternative_parent>4-halobenzoic acids</alternative_parent>
      <alternative_parent>Aryl chlorides</alternative_parent>
      <alternative_parent>Aryl iodides</alternative_parent>
      <alternative_parent>Benzoic acids</alternative_parent>
      <alternative_parent>Benzoyl derivatives</alternative_parent>
      <alternative_parent>Chlorobenzenes</alternative_parent>
      <alternative_parent>Cyclic ketones</alternative_parent>
      <alternative_parent>Halobenzoic acids</alternative_parent>
      <alternative_parent>Heteroaromatic compounds</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Monocarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>O-iodophenols</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organochlorides</alternative_parent>
      <alternative_parent>Organoiodides</alternative_parent>
      <alternative_parent>Oxacyclic compounds</alternative_parent>
      <alternative_parent>Vinylogous halides</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>1-carboxy-2-haloaromatic compound</substituent>
      <substituent>2-halobenzoic acid</substituent>
      <substituent>2-halobenzoic acid or derivatives</substituent>
      <substituent>2-iodophenol</substituent>
      <substituent>3-halobenzoic acid</substituent>
      <substituent>3-halobenzoic acid or derivatives</substituent>
      <substituent>4-halobenzoic acid</substituent>
      <substituent>4-halobenzoic acid or derivatives</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Aryl chloride</substituent>
      <substituent>Aryl halide</substituent>
      <substituent>Aryl iodide</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Benzoic acid</substituent>
      <substituent>Benzoic acid or derivatives</substituent>
      <substituent>Benzoyl</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Chlorobenzene</substituent>
      <substituent>Cyclic ketone</substituent>
      <substituent>Halobenzene</substituent>
      <substituent>Halobenzoic acid</substituent>
      <substituent>Halobenzoic acid or derivatives</substituent>
      <substituent>Heteroaromatic compound</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Monocarboxylic acid or derivatives</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organochloride</substituent>
      <substituent>Organohalogen compound</substituent>
      <substituent>Organoiodide</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Oxacycle</substituent>
      <substituent>Vinylogous halide</substituent>
      <substituent>Xanthene</substituent>
    </substituents>
    <molecular_framework>Aromatic heteropolycyclic compounds</molecular_framework>
    <descriptors>
      <descriptor>benzoic acids</descriptor>
      <descriptor>organoiodine compound</descriptor>
      <descriptor>phenols</descriptor>
      <descriptor>tetrachlorobenzene</descriptor>
      <descriptor>xanthene dye</descriptor>
    </descriptors>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin/>
  <cellular_locations/>
  <biofluid_locations/>
  <tissue_locations/>
  <pathways/>
  <state/>
  <appearance/>
  <experimental_properties/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>6.02</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-6.16</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>6.81e-04 g/l</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>9.26</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>2.52</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_basic</kind>
      <value>1.81</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>2,3,4,5-tetrachloro-6-(6-hydroxy-2,4,5,7-tetraiodo-3-oxo-3H-xanthen-9-yl)benzoic acid</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>973.673</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>971.499157746</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>OC(=O)C1=C(C(Cl)=C(Cl)C(Cl)=C1Cl)C1=C2C=C(I)C(=O)C(I)=C2OC2=C(I)C(O)=C(I)C=C12</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C20H4Cl4I4O5</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C20H4Cl4I4O5/c21-10-8(9(20(31)32)11(22)13(24)12(10)23)7-3-1-5(25)16(29)14(27)18(3)33-19-4(7)2-6(26)17(30)15(19)28/h1-2,29H,(H,31,32)</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>VDNLFJGJEQUWRB-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>176.05</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>63.8</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>5</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>physiological_charge</kind>
      <value>-2</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:0x00007f72210e0660&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id>DB11182</drugbank_id>
  <hmdb_id/>
  <pubchem_compound_id>25473</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>23773</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>
