<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-04 14:14:12 UTC</creation_date>
  <update_date>2026-04-04 14:14:12 UTC</update_date>
  <accession/>
  <common_name>Cyclobutene</common_name>
  <class>SmallMolecule</class>
  <description>Cyclobutene is an organic compound with the chemical formula C4H6 and an average molecular weight of 54.09 g/mol. Cyclobutene belongs to the olefins, a subclass of unsaturated hydrocarbons within the organic compounds.

This substance is found in or released from 28 recorded sources across several categories. Within electrical and electronic equipment, it is associated with antennas, amplifiers, coils, auxiliary devices, and communication cables or conductors, among 13 other sources. In the realm of household cleaning and consumer products, the compound is linked to soap dispensers, cigar cigarettes, pipe accessories, and tobacco product cases. Additionally, cyclobutene is identified in building and construction materials, specifically in floors, ceilings, and roofs. It is also present in food, cookware, and food processing environments, including the processing of meats, cellar tools, and fermentation processes for beer.</description>
  <categories/>
  <types/>
  <synonyms>
    <synonym>1,2-cyclobutanediyl</synonym>
    <synonym>1-cyclobutene</synonym>
    <synonym>212-496-8</synonym>
    <synonym>822355</synonym>
    <synonym>CyclobutÃƒÆ’Ã‚Â¨ne</synonym>
    <synonym>Cyclobuten</synonym>
    <synonym>Cyclobutene</synonym>
    <synonym>MFCD09038371</synonym>
  </synonyms>
  <chemical_formula>C4H6</chemical_formula>
  <average_molecular_weight>54.092</average_molecular_weight>
  <monisotopic_moleculate_weight>54.04695</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>822-35-5</cas_registry_number>
  <smiles>C1CC=C1</smiles>
  <inchi>InChI=1S/C4H6/c1-2-4-3-1/h1-2H,3-4H2</inchi>
  <inchikey>CFBGXYDUODCMNS-UHFFFAOYSA-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/>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>54.092</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>54.04695</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>C1CC=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C4H6</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C4H6/c1-2-4-3-1/h1-2H,3-4H2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>CFBGXYDUODCMNS-UHFFFAOYSA-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:0x00007f3bb3d30658&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>69972</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>63164</chemspider_id>
  <kegg_id/>
  <uniprot_id/>
  <omim_id/>
  <chebi_id/>
  <biocyc_id/>
  <ctd_id/>
  <stitch_id/>
  <actor_id/>
  <pdb_id/>
  <wikipidia/>
  <general_references/>
  <targets>
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</compound>
