<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-03 07:43:10 UTC</creation_date>
  <update_date>2026-08-18 07:46:37 UTC</update_date>
  <accession/>
  <common_name>2,4-Pentadienoic acid, 5-phenyl-</common_name>
  <class>SmallMolecule</class>
  <description>2,4-Pentadienoic acid, 5-phenyl- is an organic compound with the chemical formula C11H10O2 and an average molecular weight of 174.20 g/mol. 2,4-Pentadienoic acid, 5-phenyl- belongs to the styrenes, a subclass of benzene and substituted derivatives within the organic compounds.

The compound is identified as being found in or released from 14 recorded sources. Within the category of electrical and electronic equipment, it is associated with antennas, cores yokes or armatures, discharge lamps, electric switches, emergency protective devices, and three additional sources. In the realm of building and construction, it is found in ceilings, floors, and roofs. Furthermore, it is present in household cleaning and consumer products, specifically cigar cigarettes and pipe accessories. The compound is also linked to food, food processing and cookware, specifically in the processing of meats.</description>
  <categories/>
  <types/>
  <synonyms>
    <synonym>2,4-Pentadienoic acid, 5-phenyl-</synonym>
    <synonym>216-298-2</synonym>
    <synonym>5-Phenyl-2, 4-pentadienoic acid</synonym>
    <synonym>5-Phenyl-2,4-pentadienoic acid</synonym>
    <synonym>5-PHENYLPENTA-2,4-DIENOIC ACID</synonym>
    <synonym>Cinnamylideneacetic acid</synonym>
  </synonyms>
  <chemical_formula>C11H10O2</chemical_formula>
  <average_molecular_weight>174.199</average_molecular_weight>
  <monisotopic_moleculate_weight>174.06808</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>1552-94-9</cas_registry_number>
  <smiles>OC(=O)C=CC=CC1=CC=CC=C1</smiles>
  <inchi>InChI=1S/C11H10O2/c12-11(13)9-5-4-8-10-6-2-1-3-7-10/h1-9H,(H,12,13)/b8-4+,9-5+</inchi>
  <inchikey>FEIQOMCWGDNMHM-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>
    <property>
      <kind>logp</kind>
      <value>2.8</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>174.199</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>174.06808</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>OC(=O)C=CC=CC1=CC=CC=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C11H10O2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C11H10O2/c12-11(13)9-5-4-8-10-6-2-1-3-7-10/h1-9H,(H,12,13)/b8-4+,9-5+</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>FEIQOMCWGDNMHM-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:0x00007f7225fc14a0&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>73777</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>66415</chemspider_id>
  <kegg_id/>
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  <chebi_id/>
  <biocyc_id/>
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  <wikipidia/>
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</compound>
