<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2011-09-21 00:18:06 UTC</creation_date>
  <update_date>2025-11-19 02:42:18 UTC</update_date>
  <accession>FDB022696</accession>
  <name>Phenylglyoxylic acid</name>
  <description>Phenylglyoxylic acid is one of the major urinary metabolites of toluene, o-, m- and p-xylenes, styrene and ethylbenzene. (PMID 3782394)
For the biological monitoring of workers exposure to solvent used in industry, its concentration is measured in human urine samples. (PMID 2739101) [HMDB]</description>
  <synonyms>
    <synonym>2-oxo-2-Phenylacetate</synonym>
    <synonym>2-Oxo-2-phenylacetic acid</synonym>
    <synonym>a-Ketophenylacetate</synonym>
    <synonym>a-Ketophenylacetic acid</synonym>
    <synonym>a-oxo-Benzeneacetate</synonym>
    <synonym>a-oxo-Benzeneacetic acid</synonym>
    <synonym>a-Oxobenzeneacetic acid</synonym>
    <synonym>alpha-Ketophenylacetate</synonym>
    <synonym>alpha-Ketophenylacetic acid</synonym>
    <synonym>alpha-oxo-Benzeneacetate</synonym>
    <synonym>alpha-oxo-Benzeneacetic acid</synonym>
    <synonym>alpha-Oxobenzeneacetic acid</synonym>
    <synonym>Benzeneglyoxylate</synonym>
    <synonym>Benzeneglyoxylic acid</synonym>
    <synonym>BENZOYL-formate</synonym>
    <synonym>benzoyl-Formic acid</synonym>
    <synonym>Benzoylformate</synonym>
    <synonym>benzoylformic acid</synonym>
    <synonym>Oxophenylacetic acid</synonym>
    <synonym>Phenylgloxylic acid</synonym>
    <synonym>Phenylglyoxylate</synonym>
    <synonym>Phenylglyoxylic acid</synonym>
    <synonym>Phenyloxoacetic acid</synonym>
    <synonym>α-ketophenylacetate</synonym>
    <synonym>α-ketophenylacetic acid</synonym>
    <synonym>α-oxo-benzeneacetate</synonym>
    <synonym>α-oxo-benzeneacetic acid</synonym>
  </synonyms>
  <chemical_formula>C8H6O3</chemical_formula>
  <average_molecular_weight>150.1314</average_molecular_weight>
  <monisotopic_moleculate_weight>150.031694058</monisotopic_moleculate_weight>
  <iupac_name>2-oxo-2-phenylacetic acid</iupac_name>
  <traditional_iupac>benzoylformic acid</traditional_iupac>
  <cas_registry_number>611-73-4</cas_registry_number>
  <smiles>OC(=O)C(=O)C1=CC=CC=C1</smiles>
  <inchi>InChI=1S/C8H6O3/c9-7(8(10)11)6-4-2-1-3-5-6/h1-5H,(H,10,11)</inchi>
  <inchikey>FAQJJMHZNSSFSM-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as benzoyl derivatives. These are organic compounds containing an acyl moiety of benzoic acid with the formula (C6H5CO-).</description>
    <direct_parent>Benzoyl derivatives</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Benzene and substituted derivatives</class>
    <sub_class>Benzoyl derivatives</sub_class>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Alpha-hydroxy ketones</alternative_parent>
      <alternative_parent>Alpha-keto acids and derivatives</alternative_parent>
      <alternative_parent>Aryl ketones</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Monocarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Alpha-hydroxy ketone</substituent>
      <substituent>Alpha-keto acid</substituent>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Aryl ketone</substituent>
      <substituent>Benzoyl</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Keto acid</substituent>
      <substituent>Ketone</substituent>
      <substituent>Monocarboxylic acid or derivatives</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organooxygen compound</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>2-oxo monocarboxylic acid</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state>Solid</state>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.16</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-1.79</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>2.42e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>1.49</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>2.69</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-9.5</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-oxo-2-phenylacetic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>150.1314</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>150.031694058</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>OC(=O)C(=O)C1=CC=CC=C1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C8H6O3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C8H6O3/c9-7(8(10)11)6-4-2-1-3-5-6/h1-5H,(H,10,11)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>FAQJJMHZNSSFSM-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>54.37</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>38.26</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>14.07</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>3</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>
  <pathways>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>6688</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>31761</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>31762</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>31763</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>38133</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>99700</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>99701</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>99702</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>137243</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>144977</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1344</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1345</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1346</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>1738</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9622</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9623</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9624</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9625</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9626</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9627</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9628</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9629</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9630</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9631</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9632</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9633</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9634</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9635</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9636</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9637</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9638</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9639</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9640</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>9641</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1660</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1661</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1662</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5412</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5413</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5414</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5415</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5416</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>249129</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>249130</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>249131</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>269070</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>269071</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>269072</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437355</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437356</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437357</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437358</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437359</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2252489</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2253980</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2254596</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2255995</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2342196</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2342197</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB01587</hmdb_id>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id>18280</chebi_id>
  <biocyc_id/>
  <het_id>173</het_id>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
    <reference>#&lt;Reference:0x000055ce315a7508&gt;</reference>
    <reference>#&lt;Reference:0x000055ce315a7328&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Anatidae</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anatidae</name_scientific>
      <ncbi_taxonomy_id>8830</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Beefalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus X Bison bison</name_scientific>
      <ncbi_taxonomy_id>297284</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Bison</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bison bison</name_scientific>
      <ncbi_taxonomy_id>9901</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Buffalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bubalus bubalis</name_scientific>
      <ncbi_taxonomy_id>89462</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Cattle (Beef, Veal)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus</name_scientific>
      <ncbi_taxonomy_id>9913</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Chicken</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Gallus gallus</name_scientific>
      <ncbi_taxonomy_id>9031</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Columbidae (Dove, Pigeon)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columbidae</name_scientific>
      <ncbi_taxonomy_id>8930</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervidae</name_scientific>
      <ncbi_taxonomy_id>9850</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic goat</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Capra aegagrus hircus</name_scientific>
      <ncbi_taxonomy_id>9925</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic pig</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa domestica</name_scientific>
      <ncbi_taxonomy_id>9825</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Elk</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervus canadensis</name_scientific>
      <ncbi_taxonomy_id>1574408</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Emu</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Dromaius novaehollandiae</name_scientific>
      <ncbi_taxonomy_id>8790</ncbi_taxonomy_id>
    </food>
    <food>
      <name>European rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Oryctolagus</name_scientific>
      <ncbi_taxonomy_id>9984</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Greylag goose</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anser anser</name_scientific>
      <ncbi_taxonomy_id>8843</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Guinea hen</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Numida meleagris</name_scientific>
      <ncbi_taxonomy_id>8996</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Horse</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Equus caballus</name_scientific>
      <ncbi_taxonomy_id>9796</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mallard duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anas platyrhynchos</name_scientific>
      <ncbi_taxonomy_id>8839</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mountain hare</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lepus timidus</name_scientific>
      <ncbi_taxonomy_id>62621</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mule deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Odocoileus</name_scientific>
      <ncbi_taxonomy_id>9871</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Ostrich</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Struthio camelus</name_scientific>
      <ncbi_taxonomy_id>8801</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Pheasant</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianus colchicus</name_scientific>
      <ncbi_taxonomy_id>9054</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Quail</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianidae</name_scientific>
      <ncbi_taxonomy_id>9005</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Leporidae</name_scientific>
      <ncbi_taxonomy_id>9979</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rock ptarmigan</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lagopus muta</name_scientific>
      <ncbi_taxonomy_id>64668</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Sheep (Mutton, Lamb)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Ovis aries</name_scientific>
      <ncbi_taxonomy_id>9940</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Squab</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columba</name_scientific>
      <ncbi_taxonomy_id>8931</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Turkey</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Meleagris gallopavo</name_scientific>
      <ncbi_taxonomy_id>9103</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Velvet duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Melanitta fusca</name_scientific>
      <ncbi_taxonomy_id>371864</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Wild boar</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa</name_scientific>
      <ncbi_taxonomy_id>9823</ncbi_taxonomy_id>
    </food>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
