<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2016-05-25 22:20:56 UTC</creation_date>
  <update_date>2026-04-17 19:06:08 UTC</update_date>
  <accession/>
  <common_name>Sulfur</common_name>
  <class>SmallMolecule</class>
  <description>Sulfur belongs to the other non-metal sulfides, a subclass of other non-metal organides within the inorganic compounds. This homogeneous non-metal compound has the formula H2S and an average molecular weight of 34.08 g/mol. In industrial applications, it serves as a biocide, anti-static agent, softener and conditioner, anti-dandruff agent, pharmaceutical, binder, degradant/impurity, chemical reaction regulator, alloying element, and hardener. Additionally, it functions as a stabilizer (PMC12694556), reducing agent (PMC11425614), pesticide (PMC6826260), curing agent (PMC11244300), and catalyst (PMC8069091). Biologically, it acts as an antioxidant (PMC10409574), and it is an environmental nutrient (PMC9730858).

Sulfur is present in plastics such as polyethylene terephthalate and polystyrene. It is recorded as being released from food, food processing, and cookware food contact materials. Exposure routes include oral, touch, and inhalation, the latter of which is supported by literature (PMC10875380). Health effects associated with this compound include dizziness and abdominal pain (PMC9521166), as well as breast cancer (PMC10886539). Furthermore, it is associated with asthma, lung cancer, and Chronic Obstructive Pulmonary Disease (PMC12271451).</description>
  <categories/>
  <types>
    <type>Human Neurotoxin</type>
  </types>
  <synonyms/>
  <chemical_formula>H2S</chemical_formula>
  <average_molecular_weight>34.081</average_molecular_weight>
  <monisotopic_moleculate_weight>33.987720754</monisotopic_moleculate_weight>
  <iupac_name>hydrogen sulfide</iupac_name>
  <traditional_iupac>hydrogen sulfide</traditional_iupac>
  <cas_registry_number>7704-34-9</cas_registry_number>
  <smiles>S</smiles>
  <inchi>InChI=1S/H2S/h1H2</inchi>
  <inchikey>RWSOTUBLDIXVET-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Inorganic compounds</kingdom>
    <super_class>Homogeneous non-metal compounds</super_class>
    <class>Other non-metal organides</class>
    <sub_class>Other non-metal sulfides</sub_class>
    <direct_parent>Other non-metal sulfides</direct_parent>
    <alternate_parents>
      <alternative_parent>Inorganic sulfides</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>Inorganic sulfide</substituent>
      <substituent>Other non-metal sulfide</substituent>
    </substituents>
    <molecular_framework/>
    <descriptors>
      <descriptor>Inorganic fungicides</descriptor>
      <descriptor>an inorganic compound</descriptor>
      <descriptor>hydracid</descriptor>
      <descriptor>mononuclear parent hydride</descriptor>
      <descriptor>sulfur hydride</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>-0.038</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>hydrogen sulfide</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>34.081</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>33.987720754</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>S</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>H2S</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/H2S/h1H2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>RWSOTUBLDIXVET-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>7.36</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>3.45</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>physiological_charge</kind>
      <value>-1</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:0x00007f7220463fe0&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>5362487</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id/>
  <kegg_id/>
  <uniprot_id/>
  <omim_id/>
  <chebi_id/>
  <biocyc_id/>
  <ctd_id/>
  <stitch_id/>
  <actor_id/>
  <pdb_id/>
  <wikipidia/>
  <general_references/>
  <targets/>
</compound>
