<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:06:09 UTC</creation_date>
  <update_date>2020-02-24 19:10:46 UTC</update_date>
  <accession>FDB004245</accession>
  <name>Silicic acid</name>
  <description>Silicic acid is a general name for a family of chemical compounds of the element silicon, hydrogen, and oxygen, with the general formula [SiOx(OH)4-2x]n. [Wikipedia] Silicic acid H4SiO4 is the most predominant form. Silicic acid is found in many foods, some of which are rice, borage, common buckwheat, and common bean.</description>
  <synonyms>
    <synonym>[Si(OH)4]</synonym>
    <synonym>H4SiO4</synonym>
    <synonym>Kieselsaeure</synonym>
    <synonym>Monosilicate</synonym>
    <synonym>Monosilicic acid</synonym>
    <synonym>Orthokieselsaeure</synonym>
    <synonym>Orthosilicate</synonym>
    <synonym>Orthosilicic acid</synonym>
    <synonym>Silicon hydroxide (Si(OH)4)</synonym>
    <synonym>Silicon tetrahydroxide</synonym>
    <synonym>Tetrahidroxisilano</synonym>
    <synonym>Tetrahydroxysilan</synonym>
    <synonym>Tetrahydroxysilane</synonym>
    <synonym>Tetrahydroxysilicon</synonym>
  </synonyms>
  <chemical_formula>H4O4Si</chemical_formula>
  <average_molecular_weight>96.1149</average_molecular_weight>
  <monisotopic_moleculate_weight>95.987885149</monisotopic_moleculate_weight>
  <iupac_name>silicic acid</iupac_name>
  <traditional_iupac>silicic acid</traditional_iupac>
  <cas_registry_number>10193-36-9</cas_registry_number>
  <smiles>O[Si](O)(O)O</smiles>
  <inchi>InChI=1S/H4O4Si/c1-5(2,3)4/h1-4H</inchi>
  <inchikey>RMAQACBXLXPBSY-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of inorganic compounds known as miscellaneous silicates. These are inorganic compounds in which the largest metallic oxoanion is silicate, to which either no atom or a non metal atom is bonded.</description>
    <direct_parent>Miscellaneous silicates</direct_parent>
    <kingdom>Inorganic compounds</kingdom>
    <super_class>Mixed metal/non-metal compounds</super_class>
    <class>Miscellaneous mixed metal/non-metals</class>
    <sub_class>Miscellaneous metallic oxoanionic compounds</sub_class>
    <molecular_framework/>
    <alternative_parents>
      <alternative_parent>Inorganic salts</alternative_parent>
      <alternative_parent>Metalloid salts</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Inorganic metalloid salt</substituent>
      <substituent>Inorganic salt</substituent>
      <substituent>Silicate</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>silicon oxoacid</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>-2.6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>9.82</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-4.8</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>silicic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>96.1149</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>95.987885149</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>O[Si](O)(O)O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>H4O4Si</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/H4O4Si/c1-5(2,3)4/h1-4H</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>RMAQACBXLXPBSY-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>80.92</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>10.26</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>6.37</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>physiological_charge</kind>
    <value>0</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>20881</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>152359</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>4451</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>4452</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>98085</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>98086</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>98087</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>162927</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>162928</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>162929</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2307591</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2307592</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2307593</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2654879</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2654880</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2654881</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB31436</hmdb_id>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id>26675</chebi_id>
  <biocyc_id/>
  <het_id/>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
    <reference>#&lt;Reference:0x000055ce30bd9648&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Borage</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Borago officinalis</name_scientific>
      <ncbi_taxonomy_id>13363</ncbi_taxonomy_id>
      <average_value>1850.0</average_value>
      <max_value>1850.0</max_value>
      <min_value>1850.0</min_value>
      <unit>mg/100 g</unit>
    </food>
    <food>
      <name>Common bean</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phaseolus vulgaris</name_scientific>
      <ncbi_taxonomy_id>3885</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Common buckwheat</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Fagopyrum esculentum</name_scientific>
      <ncbi_taxonomy_id>3617</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Oat</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Avena sativa</name_scientific>
      <ncbi_taxonomy_id>4498</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rice</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Oryza sativa</name_scientific>
      <ncbi_taxonomy_id>4530</ncbi_taxonomy_id>
    </food>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
    <health_effect>
      <name>Anti-diabetic</name>
      <id>228</id>
      <definition>Any substance introduced into a living organism with therapeutic or diagnostic purpose.</definition>
    </health_effect>
  </health_effects>
</compound>
