<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:10:38 UTC</creation_date>
  <update_date>2025-11-18 23:43:12 UTC</update_date>
  <accession>FDB013290</accession>
  <name>Magnesium carbonate</name>
  <description>pH-control agent; drying agent; buffer and anticaking agent

Magnesium carbonate, MgCO3, is a white solid that occurs in nature as a mineral. Several hydrated and basic forms of magnesium carbonate also exist as minerals. In addition, MgCO3 has a variety of uses.</description>
  <synonyms>
    <synonym>7757-69-9 (unspecified magnesium salt)</synonym>
    <synonym>Apolda</synonym>
    <synonym>Australian magnesite</synonym>
    <synonym>Carbonate magnesium</synonym>
    <synonym>Carbonic acid magnesium salt, 8CI</synonym>
    <synonym>Carbonic acid, magnesium salt (1:1)</synonym>
    <synonym>Dci light magnesium carbonate</synonym>
    <synonym>Destab</synonym>
    <synonym>E504</synonym>
    <synonym>Elastocarb tech light, heavy</synonym>
    <synonym>Elastocarb uf</synonym>
    <synonym>Giobertite</synonym>
    <synonym>Gold star (carbonate)</synonym>
    <synonym>GP 20 (carbonate)</synonym>
    <synonym>Hydromagnesite</synonym>
    <synonym>Kimboshi</synonym>
    <synonym>MA 70 (carbonate)</synonym>
    <synonym>Magfy</synonym>
    <synonym>Magmaster</synonym>
    <synonym>Magnesia carbonica</synonym>
    <synonym>Magnesia Carbonica 3ch - 30ch</synonym>
    <synonym>Magnesia Carbonica Gtte 4ch-30ch</synonym>
    <synonym>Magnesite</synonym>
    <synonym>Magnesite (Mg(CO3))</synonym>
    <synonym>Magnesite dust</synonym>
    <synonym>Magnesium carbonate (1:1)</synonym>
    <synonym>Magnesium carbonate (MgCO3)</synonym>
    <synonym>Magnesium carbonate (van)</synonym>
    <synonym>Magnesium carbonate [anhydrous]</synonym>
    <synonym>Magnesium carbonate [usan]</synonym>
    <synonym>Magnesium carbonate anhydrous</synonym>
    <synonym>Magnesium carbonate basic</synonym>
    <synonym>Magnesium carbonate hydroxide</synonym>
    <synonym>Magnesium carbonate PWR</synonym>
    <synonym>Magnesium(II) carbonate (1:1)</synonym>
    <synonym>Magnesiumkarbonat</synonym>
    <synonym>Magocarb-33</synonym>
    <synonym>MgCO3</synonym>
    <synonym>Stan-mag magnesium carbonate</synonym>
  </synonyms>
  <chemical_formula>CMgO3</chemical_formula>
  <average_molecular_weight>84.314</average_molecular_weight>
  <monisotopic_moleculate_weight>83.969785764</monisotopic_moleculate_weight>
  <iupac_name>magnesium(2+) ion carbonate</iupac_name>
  <traditional_iupac>magnesium(2+) ion carbonate</traditional_iupac>
  <cas_registry_number>546-93-0</cas_registry_number>
  <smiles>[Mg++].[O-]C([O-])=O</smiles>
  <inchi>InChI=1S/CH2O3.Mg/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2</inchi>
  <inchikey>ZLNQQNXFFQJAID-UHFFFAOYSA-L</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as organic carbonic acids. Organic carbonic acids are compounds comprising the carbonic acid functional group.</description>
    <direct_parent>Organic carbonic acids</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Organic carbonic acids and derivatives</class>
    <sub_class>Organic carbonic acids</sub_class>
    <molecular_framework>Aliphatic acyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Carbonate salts</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organic salts</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Aliphatic acyclic compound</substituent>
      <substituent>Carbonate salt</substituent>
      <substituent>Carbonic acid</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organic salt</substituent>
      <substituent>Organooxygen compound</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>carbonate salt</external_descriptor>
      <external_descriptor>magnesium salt</external_descriptor>
      <external_descriptor>one-carbon compound</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>0.52</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>0.21</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>2.26e+02 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>Mp 350° dec.</value>
    </property>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>0.25</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>6.05</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>magnesium(2+) ion carbonate</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>84.314</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>83.969785764</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>[Mg++].[O-]C([O-])=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>CMgO3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/CH2O3.Mg/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>ZLNQQNXFFQJAID-UHFFFAOYSA-L</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>63.19</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>31.17</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>3.52</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>0</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::MsMs</type>
      <spectrum_id>1246369</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1246370</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1246371</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>9214</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id/>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id>31793</chebi_id>
  <biocyc_id/>
  <het_id/>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
  </general_references>
  <foods>
  </foods>
  <flavors>
    <flavor>
      <name>odorless</name>
    </flavor>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
