<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2011-09-21 00:20:39 UTC</creation_date>
  <update_date>2015-07-21 06:57:24 UTC</update_date>
  <accession>FDB022858</accession>
  <name>Monomethyl phthalate</name>
  <description>Monomethyl phthalate is a metabolite, or breakdown product, of dimethyl phthalate, used in insect repellant, plastic, and as a rocket propellant (http://www.ewg.org/sites/humantoxome/chemicals/chemical.php?chemid=100365). [HMDB]</description>
  <synonyms>
    <synonym>2-(Methoxycarbonyl)benzoate</synonym>
    <synonym>2-(Methoxycarbonyl)benzoic acid</synonym>
    <synonym>Methyl hydrogen phthalate</synonym>
    <synonym>Methyl phthalate</synonym>
    <synonym>Monomethyl 1,2-benzenedicarboxylate</synonym>
    <synonym>O-(methoxycarbonyl)benzoate</synonym>
    <synonym>O-(methoxycarbonyl)benzoic acid</synonym>
  </synonyms>
  <chemical_formula>C9H8O4</chemical_formula>
  <average_molecular_weight>180.1574</average_molecular_weight>
  <monisotopic_moleculate_weight>180.042258744</monisotopic_moleculate_weight>
  <iupac_name>2-(methoxycarbonyl)benzoic acid</iupac_name>
  <traditional_iupac>methyl hydrogen phthalate</traditional_iupac>
  <cas_registry_number>4376-18-5</cas_registry_number>
  <smiles>COC(=O)C1=CC=CC=C1C(O)=O</smiles>
  <inchi>InChI=1S/C9H8O4/c1-13-9(12)7-5-3-2-4-6(7)8(10)11/h2-5H,1H3,(H,10,11)</inchi>
  <inchikey>FNJSWIPFHMKRAT-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid.</description>
    <direct_parent>Benzoic acid esters</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Benzene and substituted derivatives</class>
    <sub_class>Benzoic acids and derivatives</sub_class>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Benzoic acids</alternative_parent>
      <alternative_parent>Benzoyl derivatives</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dicarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Methyl esters</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organooxygen compounds</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Benzoate ester</substituent>
      <substituent>Benzoic acid</substituent>
      <substituent>Benzoyl</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Carboxylic acid ester</substituent>
      <substituent>Dicarboxylic acid or derivatives</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Methyl ester</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organooxygen compound</substituent>
    </substituents>
    <external_descriptors>
    </external_descriptors>
  </taxonomy>
  <state>Solid</state>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.50</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-2.01</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.76e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>1.63</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>3.09</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-6.9</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-(methoxycarbonyl)benzoic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>180.1574</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>180.042258744</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>COC(=O)C1=CC=CC=C1C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C9H8O4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C9H8O4/c1-13-9(12)7-5-3-2-4-6(7)8(10)11/h2-5H,1H3,(H,10,11)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>FNJSWIPFHMKRAT-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>63.6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>45.34</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>16.88</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>3</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::EiMs</type>
      <spectrum_id>1330</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>26126</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>38284</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>148420</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1637</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1638</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1639</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>88242</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>88243</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>88244</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>150936</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>150937</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2226437</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2228294</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2228762</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2230664</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2231093</spectrum_id>
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      <spectrum_id>2233130</spectrum_id>
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      <spectrum_id>2233486</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2233904</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>2235052</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2235432</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2254468</spectrum_id>
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      <spectrum_id>2256121</spectrum_id>
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      <spectrum_id>2442505</spectrum_id>
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      <spectrum_id>2442507</spectrum_id>
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      <spectrum_id>2520632</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>2520633</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2520634</spectrum_id>
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  </spectra>
  <hmdb_id>HMDB02130</hmdb_id>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id/>
  <biocyc_id/>
  <het_id/>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
    <reference>#&lt;Reference:0x000055ce30509d40&gt;</reference>
    <reference>#&lt;Reference:0x000055ce30509b88&gt;</reference>
  </general_references>
  <foods>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
