<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:09:03 UTC</creation_date>
  <update_date>2025-11-18 23:19:03 UTC</update_date>
  <accession>FDB010277</accession>
  <name>Sodium polymethacrylate</name>
  <description>It is used as a food additive .</description>
  <synonyms>
    <synonym>2-Methyl-2-propenoic acid homopolymer sodium salt</synonym>
    <synonym>2-Methyl-2-propenoic acid, sodium salt</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, homopolymer, sodium salt</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, hompolymer, sodium salt</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, sodium salt</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, sodium salt (1:1)</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, sodium salt (1:1), homopolymer</synonym>
    <synonym>2-Propenoic acid, 2-methyl-, sodium salt, homopolymer</synonym>
    <synonym>Acrynax</synonym>
    <synonym>Comet</synonym>
    <synonym>Darvan 7</synonym>
    <synonym>Daxad 30</synonym>
    <synonym>Komet</synonym>
    <synonym>Kometa</synonym>
    <synonym>Methacrylic acid sodium salt</synonym>
    <synonym>Methacrylic acid, sodium salt</synonym>
    <synonym>Osakryl s</synonym>
    <synonym>Pma-na</synonym>
    <synonym>Poly(methacrylic acid sodium salt)</synonym>
    <synonym>Poly(methacrylic acid) sodium salt</synonym>
    <synonym>Poly(sodium methacrylate)</synonym>
    <synonym>Polymethacrylate sodium</synonym>
    <synonym>Polymethakrylat sodny</synonym>
    <synonym>Sodium 2-methyl-2-propenoate</synonym>
    <synonym>Sodium 2-methyl-2-propenoate, homopolymer</synonym>
    <synonym>Sodium methacrylate</synonym>
    <synonym>Sodium methacrylate homopolymer</synonym>
    <synonym>Sodium methacrylate polymer</synonym>
    <synonym>Sodium methacrylate, polymerized</synonym>
    <synonym>Sodium poly(2-methyl-2-propenoate)</synonym>
    <synonym>Sodium polymethacrylic acid</synonym>
    <synonym>Vinamul N 3311</synonym>
  </synonyms>
  <chemical_formula>C4H6O2</chemical_formula>
  <average_molecular_weight>86.0892</average_molecular_weight>
  <monisotopic_moleculate_weight>86.036779436</monisotopic_moleculate_weight>
  <iupac_name>2-methylprop-2-enoic acid</iupac_name>
  <traditional_iupac>methacrylic acid</traditional_iupac>
  <cas_registry_number>54193-36-1</cas_registry_number>
  <smiles>CC(=C)C(O)=O</smiles>
  <inchi>InChI=1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)</inchi>
  <inchikey>CERQOIWHTDAKMF-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as carboxylic acids. Carboxylic acids are compounds containing a carboxylic acid group with the formula -C(=O)OH.</description>
    <direct_parent>Carboxylic acids</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Carboxylic acids and derivatives</class>
    <sub_class>Carboxylic acids</sub_class>
    <molecular_framework>Aliphatic acyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Carbonyl compounds</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>Aliphatic acyclic compound</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Hydrocarbon derivative</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>alpha,beta-unsaturated monocarboxylic acid</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>0.93</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>4.85</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-methylprop-2-enoic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>86.0892</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>86.036779436</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>CC(=C)C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C4H6O2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>CERQOIWHTDAKMF-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>37.3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>21.65</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>8.38</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>2</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>114239</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>128245</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>933911</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>933912</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>96735</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>96736</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>96737</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>161298</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>161299</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>161300</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443890</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443891</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443892</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443893</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443894</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3443895</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id/>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id/>
  <biocyc_id/>
  <het_id/>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
  </general_references>
  <foods>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
