<?xml version="1.0" encoding="UTF-8"?>
<metabolite>
  <version>1.0</version>
  <creation_date>2016-10-03 18:35:29 UTC</creation_date>
  <update_date>2020-04-22 15:49:27 UTC</update_date>
  <accession>BMDB0012281</accession>
  <secondary_accessions>
    <accession>BMDB12281</accession>
  </secondary_accessions>
  <name>Portulacaxanthin II</name>
  <description/>
  <synonyms>
    <synonym>Tyrosine-betaxanthin</synonym>
    <synonym>(4E)-4-[(2E)-2-{[1-carboxy-2-(4-hydroxyphenyl)ethyl]imino}ethylidene]-1,2,3,4-tetrahydropyridine-2,6-dicarboxylate</synonym>
  </synonyms>
  <chemical_formula>C18H18N2O7</chemical_formula>
  <average_molecular_weight>374.3447</average_molecular_weight>
  <monisotopic_moleculate_weight>374.11140094</monisotopic_moleculate_weight>
  <iupac_name>(4E)-4-[(2E)-2-{[1-carboxy-2-(4-hydroxyphenyl)ethyl]imino}ethylidene]-1,2,3,4-tetrahydropyridine-2,6-dicarboxylic acid</iupac_name>
  <traditional_iupac>(4E)-4-[(2E)-2-{[1-carboxy-2-(4-hydroxyphenyl)ethyl]imino}ethylidene]-2,3-dihydro-1H-pyridine-2,6-dicarboxylic acid</traditional_iupac>
  <cas_registry_number/>
  <smiles>OC(=O)C(CC1=CC=C(O)C=C1)\N=C\C=C1/CC(NC(=C1)C(O)=O)C(O)=O</smiles>
  <inchi>InChI=1S/C18H18N2O7/c21-12-3-1-10(2-4-12)7-13(16(22)23)19-6-5-11-8-14(17(24)25)20-15(9-11)18(26)27/h1-6,8,13,15,20-21H,7,9H2,(H,22,23)(H,24,25)(H,26,27)/b11-5-,19-6+</inchi>
  <inchikey>MBFJCQLVRQZZOV-KRDOMJLVSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as tyrosine and derivatives. Tyrosine and derivatives are compounds containing tyrosine or a derivative thereof resulting from reaction of tyrosine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.</description>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Carboxylic acids and derivatives</class>
    <sub_class>Amino acids, peptides, and analogues</sub_class>
    <direct_parent>Tyrosine and derivatives</direct_parent>
    <alternative_parents>
      <alternative_parent>1-hydroxy-2-unsubstituted benzenoids</alternative_parent>
      <alternative_parent>Alpha amino acids</alternative_parent>
      <alternative_parent>Amino acids</alternative_parent>
      <alternative_parent>Amphetamines and derivatives</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dialkylamines</alternative_parent>
      <alternative_parent>Enamines</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Phenylalanine and derivatives</alternative_parent>
      <alternative_parent>Phenylpropanoic acids</alternative_parent>
      <alternative_parent>Propargyl-type 1,3-dipolar organic compounds</alternative_parent>
      <alternative_parent>Shiff bases</alternative_parent>
      <alternative_parent>Tetrahydropyridines</alternative_parent>
      <alternative_parent>Tricarboxylic acids and derivatives</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>1-hydroxy-2-unsubstituted benzenoid</substituent>
      <substituent>3-phenylpropanoic-acid</substituent>
      <substituent>Aldimine</substituent>
      <substituent>Alpha-amino acid</substituent>
      <substituent>Amine</substituent>
      <substituent>Amino acid</substituent>
      <substituent>Amphetamine or derivatives</substituent>
      <substituent>Aromatic heteromonocyclic compound</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Enamine</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Hydropyridine</substituent>
      <substituent>Imine</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Organic 1,3-dipolar compound</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Phenol</substituent>
      <substituent>Phenylalanine or derivatives</substituent>
      <substituent>Propargyl-type 1,3-dipolar organic compound</substituent>
      <substituent>Secondary aliphatic amine</substituent>
      <substituent>Secondary amine</substituent>
      <substituent>Shiff base</substituent>
      <substituent>Tetrahydropyridine</substituent>
      <substituent>Tricarboxylic acid or derivatives</substituent>
      <substituent>Tyrosine or derivatives</substituent>
    </substituents>
    <molecular_framework>Aromatic heteromonocyclic compounds</molecular_framework>
    <external_descriptors>
    </external_descriptors>
  </taxonomy>
  <experimental_properties>
    <state>Solid</state>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.75</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-3.68</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>-0.22</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>1.63</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_basic</kind>
      <value>8.39</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>(4E)-4-[(2E)-2-{[1-carboxy-2-(4-hydroxyphenyl)ethyl]imino}ethylidene]-1,2,3,4-tetrahydropyridine-2,6-dicarboxylic acid</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>374.3447</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>374.11140094</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>OC(=O)C(CC1=CC=C(O)C=C1)\N=C\C=C1/CC(NC(=C1)C(O)=O)C(O)=O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C18H18N2O7</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C18H18N2O7/c21-12-3-1-10(2-4-12)7-13(16(22)23)19-6-5-11-8-14(17(24)25)20-15(9-11)18(26)27/h1-6,8,13,15,20-21H,7,9H2,(H,22,23)(H,24,25)(H,26,27)/b11-5-,19-6+</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>MBFJCQLVRQZZOV-KRDOMJLVSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>156.52</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>94.91</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>35.74</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>7</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>9</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>donor_count</kind>
      <value>5</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>physiological_charge</kind>
      <value>-2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formal_charge</kind>
      <value>0</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>number_of_rings</kind>
      <value>2</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::CMs</type>
      <spectrum_id>11542</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>39898</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>151972</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>291481</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>291482</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>291483</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>331393</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>331394</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>331395</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2794154</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2794155</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2794156</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2885399</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2885400</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2885401</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96978</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96979</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96980</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96981</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96982</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96983</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96984</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96985</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96986</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96987</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96988</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96989</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96990</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96991</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96992</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96993</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96994</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96995</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96996</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>96997</spectrum_id>
    </spectrum>
  </spectra>
  <normal_concentrations>
  </normal_concentrations>
  <foodb_id>FDB028912</foodb_id>
  <chemspider_id>35032429</chemspider_id>
  <kegg_id/>
  <pubchem_compound_id/>
  <drugbank_id/>
  <pdbe_id/>
  <chebi_id/>
  <knapsack_id>C00001604</knapsack_id>
  <meta_cyc_id>CPD-8670</meta_cyc_id>
  <phenol_explorer_compound_id/>
  <bigg_id/>
  <wikipedia_id/>
  <metlin_id/>
  <synthesis_reference/>
  <general_references>
  </general_references>
  <protein_associations>
  </protein_associations>
</metabolite>
