<?xml version="1.0" encoding="UTF-8"?>
<metabolite>
  <version>1.0</version>
  <creation_date>2016-10-03 18:33:38 UTC</creation_date>
  <update_date>2020-04-22 15:48:52 UTC</update_date>
  <accession>BMDB0012174</accession>
  <secondary_accessions>
    <accession>BMDB12174</accession>
  </secondary_accessions>
  <name>4Alpha-methyl-5alpha-cholesta-8-en-3-one</name>
  <description/>
  <synonyms>
    <synonym>4a-Methyl-5a-cholesta-8-en-3-one</synonym>
    <synonym>4Α-methyl-5α-cholesta-8-en-3-one</synonym>
  </synonyms>
  <chemical_formula>C28H46O</chemical_formula>
  <average_molecular_weight>398.6642</average_molecular_weight>
  <monisotopic_moleculate_weight>398.354866094</monisotopic_moleculate_weight>
  <iupac_name>(2S,6S,15R)-2,6,15-trimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(10)-en-5-one</iupac_name>
  <traditional_iupac>(2S,6S,15R)-2,6,15-trimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(10)-en-5-one</traditional_iupac>
  <cas_registry_number/>
  <smiles>CC(C)CCCC(C)C1CCC2C3=C(CC[C@]12C)[C@@]1(C)CCC(=O)[C@@H](C)C1CC3</smiles>
  <inchi>InChI=1S/C28H46O/c1-18(2)8-7-9-19(3)22-12-13-24-21-10-11-23-20(4)26(29)15-17-28(23,6)25(21)14-16-27(22,24)5/h18-20,22-24H,7-17H2,1-6H3/t19?,20-,22?,23?,24?,27+,28-/m0/s1</inchi>
  <inchikey>SDZUXFFGOQZLPK-RJBGAFQBSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as cholesterols and derivatives. Cholesterols and derivatives are compounds containing a 3-hydroxylated cholestane core.</description>
    <kingdom>Organic compounds</kingdom>
    <super_class>Lipids and lipid-like molecules</super_class>
    <class>Steroids and steroid derivatives</class>
    <sub_class>Cholestane steroids</sub_class>
    <direct_parent>Cholesterols and derivatives</direct_parent>
    <alternative_parents>
      <alternative_parent>3-oxosteroids</alternative_parent>
      <alternative_parent>Cyclic ketones</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>3-oxosteroid</substituent>
      <substituent>Aliphatic homopolycyclic compound</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Cholesterol-skeleton</substituent>
      <substituent>Cyclic ketone</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Ketone</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Oxosteroid</substituent>
    </substituents>
    <molecular_framework>Aliphatic homopolycyclic compounds</molecular_framework>
    <external_descriptors>
    </external_descriptors>
  </taxonomy>
  <experimental_properties>
    <state>Solid</state>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>7.22</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-6.33</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>7.82</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>19.83</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_basic</kind>
      <value>-7.4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>(2S,6S,15R)-2,6,15-trimethyl-14-(6-methylheptan-2-yl)tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-1(10)-en-5-one</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>398.6642</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>398.354866094</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC(C)CCCC(C)C1CCC2C3=C(CC[C@]12C)[C@@]1(C)CCC(=O)[C@@H](C)C1CC3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C28H46O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C28H46O/c1-18(2)8-7-9-19(3)22-12-13-24-21-10-11-23-20(4)26(29)15-17-28(23,6)25(21)14-16-27(22,24)5/h18-20,22-24H,7-17H2,1-6H3/t19?,20-,22?,23?,24?,27+,28-/m0/s1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>SDZUXFFGOQZLPK-RJBGAFQBSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>17.07</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>123.9</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>51.38</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>5</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>0</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>
    <property>
      <kind>number_of_rings</kind>
      <value>4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>bioavailability</kind>
      <value>1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rule_of_five</kind>
      <value>Yes</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>ghose_filter</kind>
      <value>Yes</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>veber_rule</kind>
      <value>Yes</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mddr_like_rule</kind>
      <value>Yes</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
  <pathways>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>287107</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>287108</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>287109</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>325873</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>325874</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>325875</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2316122</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2316123</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2316124</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2622875</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2622876</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2622877</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>9564</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>134653</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>142387</spectrum_id>
    </spectrum>
  </spectra>
  <normal_concentrations>
  </normal_concentrations>
  <kegg_id/>
  <chemspider_id/>
  <pubchem_compound_id>25202835</pubchem_compound_id>
  <drugbank_id/>
  <phenol_explorer_compound_id/>
  <foodb_id>FDB028828</foodb_id>
  <knapsack_id/>
  <meta_cyc_id/>
  <bigg_id/>
  <wikipedia_id/>
  <metlin_id/>
  <pdbe_id></pdbe_id>
  <chebi_id>173266</chebi_id>
  <synthesis_reference/>
  <general_references>
  </general_references>
  <protein_associations>
  </protein_associations>
</metabolite>
