<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>2.0</version>
  <creation_date>2012-10-10 12:17:41 -0600</creation_date>
  <update_date>2015-09-13 15:15:34 -0600</update_date>
  <accession>ECMDB23126</accession>
  <m2m_id>M2MDB003516</m2m_id>
  <name>2-Methyl-3-oxopropanoate</name>
  <description>2-Methyl-3-oxopropanoic acid is an intermediate in the metabolism of Propanoate. It is a substrate for 3-hydroxyisobutyrate dehydrogenase, Alanine--glyoxylate aminotransferase and Methylmalonate-semialdehyde dehydrogenase.</description>
  <synonyms>
    <synonym>(&lt;i&gt;S&lt;/i&gt;)-2-methyl-3-oxopropanoate</synonym>
    <synonym>(&lt;i&gt;S&lt;/i&gt;)-ch3-malonate-semialdehyde</synonym>
    <synonym>(s)-2-Methyl-3-oxopropanoate</synonym>
    <synonym>(s)-2-Methyl-3-oxopropanoic acid</synonym>
    <synonym>(s)-CH3-Malonate-semialdehyde</synonym>
    <synonym>(s)-CH3-Malonic acid-semialdehyde</synonym>
    <synonym>2-Methyl-3-oxopropanoic acid</synonym>
    <synonym>3-oxo-2-methylpropanoate</synonym>
    <synonym>3-Oxo-2-methylpropanoic acid</synonym>
    <synonym>Ch3-malonate-semialdehyde</synonym>
    <synonym>CH3-Malonic acid-semialdehyde</synonym>
    <synonym>Methylmalonate semialdehyde</synonym>
    <synonym>Methylmalonate-semialdehyde</synonym>
    <synonym>Methylmalonic acid semialdehyde</synonym>
    <synonym>Methylmalonic acid-semialdehyde</synonym>
  </synonyms>
  <chemical_formula>C4H6O3</chemical_formula>
  <average_molecular_weight>102.0886</average_molecular_weight>
  <monisotopic_moleculate_weight>102.031694058</monisotopic_moleculate_weight>
  <iupac_name>2-methyl-3-oxopropanoic acid</iupac_name>
  <traditional_iupac>methylmalonate semialdehyde</traditional_iupac>
  <cas_registry_number>6236-08-4</cas_registry_number>
  <smiles>CC(C=O)C(O)=O</smiles>
  <inchi>InChI=1S/C4H6O3/c1-3(2-5)4(6)7/h2-3H,1H3,(H,6,7)</inchi>
  <inchikey>VOKUMXABRRXHAR-UHFFFAOYSA-N</inchikey>
  <state>Solid</state>
  <cellular_locations>
    <cellular_location>Cytoplasm (Predicted from LogP)</cellular_location>
    <cellular_location> mitochondria</cellular_location>
  </cellular_locations>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>-0.00</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>0.42</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>2.66e+02 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>0.053</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>3.98</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-7.2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-methyl-3-oxopropanoic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>102.0886</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>102.031694058</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>CC(C=O)C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C4H6O3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C4H6O3/c1-3(2-5)4(6)7/h2-3H,1H3,(H,6,7)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>VOKUMXABRRXHAR-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>22.64</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>9.15</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>25266</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>37956</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>131952</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>139686</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>23069</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>23070</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>23071</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29867</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29868</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29869</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2829592</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2829593</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2829594</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2852410</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2852411</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2852412</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB01172</hmdb_id>
  <pubchem_compound_id>296</pubchem_compound_id>
  <chemspider_id/>
  <kegg_id>C00349</kegg_id>
  <chebi_id>16256</chebi_id>
  <biocyc_id>CH3-MALONATE-S-ALD</biocyc_id>
  <het_id/>
  <wikipidia/>
  <foodb_id>FDB022464</foodb_id>
  <general_references>
  </general_references>
  <synthesis_reference>Robinson, Wm. G.; Coon, Minor J.  Purification and properties of b-hydroxyisobutyric dehydrogenase.   Journal of Biological Chemistry  (1957),  225  511-21. </synthesis_reference>
  <msds_url/>
  <enzymes>
    <enzyme>
      <name>4-aminobutyrate aminotransferase</name>
      <uniprot_id>P22256</uniprot_id>
      <uniprot_name>GABT_ECOLI</uniprot_name>
      <gene_name>gabT</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P22256.xml</protein_url>
    </enzyme>
  </enzymes>
  <transporters>
  </transporters>
  <reactions>
    <reaction_text>(S)-b-aminoisobutyric acid + Oxoglutaric acid &gt; 2-Methyl-3-oxopropanoate + L-Glutamate</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
  </reactions>
  <concentrations>
  </concentrations>
</compound>
