<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2011-09-21 00:21:49 UTC</creation_date>
  <update_date>2015-07-21 06:57:25 UTC</update_date>
  <accession>FDB022927</accession>
  <name>6-Methyltetrahydropterin</name>
  <description>Cofactor of phenylalanine and tyrosine hydroxylase (S-form) (Combined Chemical Dictionary) [HMDB]</description>
  <synonyms>
    <synonym>2-Amino-5,6,7,8-tetrahydro-6-methyl-4(1H)-pteridinone</synonym>
    <synonym>6-Methyl-5,6,7,8-tetrahydrobiopterin</synonym>
    <synonym>6-Methyl-5,6,7,8-tetrahydropteridine</synonym>
    <synonym>6-Methyltetrahydropteridine</synonym>
    <synonym>Tyrosine hydroxylase pteridine cofactor</synonym>
  </synonyms>
  <chemical_formula>C7H11N5O</chemical_formula>
  <average_molecular_weight>181.1951</average_molecular_weight>
  <monisotopic_moleculate_weight>181.096359999</monisotopic_moleculate_weight>
  <iupac_name>2-amino-6-methyl-1,4,5,6,7,8-hexahydropteridin-4-one</iupac_name>
  <traditional_iupac>2-amino-6-methyl-5,6,7,8-tetrahydro-1H-pteridin-4-one</traditional_iupac>
  <cas_registry_number>942-41-6</cas_registry_number>
  <smiles>CC1CNC2=C(N1)C(=O)N=C(N)N2</smiles>
  <inchi>InChI=1S/C7H11N5O/c1-3-2-9-5-4(10-3)6(13)12-7(8)11-5/h3,10H,2H2,1H3,(H4,8,9,11,12,13)</inchi>
  <inchikey>HWOZEJJVUCALGB-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as pterins and derivatives. These are polycyclic aromatic compounds containing a pterin moiety, which consist of a pteridine ring bearing a ketone and an amine group to form 2-aminopteridin-4(3H)-one.</description>
    <direct_parent>Pterins and derivatives</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organoheterocyclic compounds</super_class>
    <class>Pteridines and derivatives</class>
    <sub_class>Pterins and derivatives</sub_class>
    <molecular_framework>Aromatic heteropolycyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Aminopyrimidines and derivatives</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Heteroaromatic compounds</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organooxygen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Primary amines</alternative_parent>
      <alternative_parent>Pyrimidones</alternative_parent>
      <alternative_parent>Secondary alkylarylamines</alternative_parent>
      <alternative_parent>Vinylogous amides</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Amine</substituent>
      <substituent>Aminopyrimidine</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Heteroaromatic compound</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Primary amine</substituent>
      <substituent>Pterin</substituent>
      <substituent>Pyrimidine</substituent>
      <substituent>Pyrimidone</substituent>
      <substituent>Secondary aliphatic/aromatic amine</substituent>
      <substituent>Secondary amine</substituent>
      <substituent>Vinylogous amide</substituent>
    </substituents>
    <external_descriptors>
    </external_descriptors>
  </taxonomy>
  <state>Solid</state>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>-0.93</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-2.13</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.33e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>-1.4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>10.02</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>3.72</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-amino-6-methyl-1,4,5,6,7,8-hexahydropteridin-4-one</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>181.1951</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>181.096359999</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>CC1CNC2=C(N1)C(=O)N=C(N)N2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C7H11N5O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C7H11N5O/c1-3-2-9-5-4(10-3)6(13)12-7(8)11-5/h3,10H,2H2,1H3,(H4,8,9,11,12,13)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>HWOZEJJVUCALGB-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>91.54</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>56.51</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>17.9</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>6</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::MsMs</type>
      <spectrum_id>303010</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>303011</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>303012</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>345865</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>345866</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>345867</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2675779</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2675780</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2675781</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3033857</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3033858</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>3033859</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1710</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1711</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1712</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115698</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115699</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115700</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115701</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115702</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115703</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115704</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115705</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115706</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115707</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115708</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115709</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115710</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115711</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115712</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115713</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115714</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115715</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115716</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>115717</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>16756</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>131216</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>138950</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB02249</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:0x000055ce32f51b20&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Anatidae</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anatidae</name_scientific>
      <ncbi_taxonomy_id>8830</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Beefalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus X Bison bison</name_scientific>
      <ncbi_taxonomy_id>297284</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Bison</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bison bison</name_scientific>
      <ncbi_taxonomy_id>9901</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Buffalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bubalus bubalis</name_scientific>
      <ncbi_taxonomy_id>89462</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Cattle (Beef, Veal)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus</name_scientific>
      <ncbi_taxonomy_id>9913</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Chicken</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Gallus gallus</name_scientific>
      <ncbi_taxonomy_id>9031</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Columbidae (Dove, Pigeon)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columbidae</name_scientific>
      <ncbi_taxonomy_id>8930</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervidae</name_scientific>
      <ncbi_taxonomy_id>9850</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic goat</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Capra aegagrus hircus</name_scientific>
      <ncbi_taxonomy_id>9925</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic pig</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa domestica</name_scientific>
      <ncbi_taxonomy_id>9825</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Elk</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervus canadensis</name_scientific>
      <ncbi_taxonomy_id>1574408</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Emu</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Dromaius novaehollandiae</name_scientific>
      <ncbi_taxonomy_id>8790</ncbi_taxonomy_id>
    </food>
    <food>
      <name>European rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Oryctolagus</name_scientific>
      <ncbi_taxonomy_id>9984</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Greylag goose</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anser anser</name_scientific>
      <ncbi_taxonomy_id>8843</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Guinea hen</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Numida meleagris</name_scientific>
      <ncbi_taxonomy_id>8996</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Horse</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Equus caballus</name_scientific>
      <ncbi_taxonomy_id>9796</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mallard duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anas platyrhynchos</name_scientific>
      <ncbi_taxonomy_id>8839</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mountain hare</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lepus timidus</name_scientific>
      <ncbi_taxonomy_id>62621</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mule deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Odocoileus</name_scientific>
      <ncbi_taxonomy_id>9871</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Ostrich</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Struthio camelus</name_scientific>
      <ncbi_taxonomy_id>8801</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Pheasant</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianus colchicus</name_scientific>
      <ncbi_taxonomy_id>9054</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Quail</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianidae</name_scientific>
      <ncbi_taxonomy_id>9005</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Leporidae</name_scientific>
      <ncbi_taxonomy_id>9979</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rock ptarmigan</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lagopus muta</name_scientific>
      <ncbi_taxonomy_id>64668</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Sheep (Mutton, Lamb)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Ovis aries</name_scientific>
      <ncbi_taxonomy_id>9940</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Squab</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columba</name_scientific>
      <ncbi_taxonomy_id>8931</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Turkey</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Meleagris gallopavo</name_scientific>
      <ncbi_taxonomy_id>9103</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Velvet duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Melanitta fusca</name_scientific>
      <ncbi_taxonomy_id>371864</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Wild boar</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa</name_scientific>
      <ncbi_taxonomy_id>9823</ncbi_taxonomy_id>
    </food>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
