<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:05:26 UTC</creation_date>
  <update_date>2018-05-28 22:13:45 UTC</update_date>
  <accession>FDB002568</accession>
  <name>Carminic acid</name>
  <description>Isolated from cochineal, obtained from the dried female bodies of the insect Dactylopius coccus. Dyestuff, red food colouring. [CCD].</description>
  <synonyms>
    <synonym>7-Glucopyranosyl-3,4,5,8-tetrahydroxy-1-methylanthraquinone-2-carboxylic acid</synonym>
    <synonym>C. I. 75470</synonym>
    <synonym>Carmine red</synonym>
    <synonym>Carminic acid</synonym>
    <synonym>CI Natural Red 4</synonym>
    <synonym>Coccus cacti extract</synonym>
    <synonym>Cochineal</synonym>
    <synonym>Cochineal extract</synonym>
    <synonym>E120</synonym>
    <synonym>FEMA 2330</synonym>
    <synonym>Natural red 4</synonym>
    <synonym>San-ei gen san red 1</synonym>
    <synonym>Sanred 1</synonym>
    <synonym>Sun red 1</synonym>
    <synonym>Sun Red No. 1</synonym>
  </synonyms>
  <chemical_formula>C22H20O13</chemical_formula>
  <average_molecular_weight>492.3864</average_molecular_weight>
  <monisotopic_moleculate_weight>492.090390726</monisotopic_moleculate_weight>
  <iupac_name>3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid</iupac_name>
  <traditional_iupac>carmine</traditional_iupac>
  <cas_registry_number>1260-17-9</cas_registry_number>
  <smiles>CC1=C2C(=O)C3=C(C(O)=C(O)C(C4OC(CO)C(O)C(O)C4O)=C3O)C(=O)C2=CC(O)=C1C(O)=O</smiles>
  <inchi>InChI=1S/C22H20O13/c1-4-8-5(2-6(24)9(4)22(33)34)13(25)10-11(15(8)27)16(28)12(18(30)17(10)29)21-20(32)19(31)14(26)7(3-23)35-21/h2,7,14,19-21,23-24,26,28-32H,3H2,1H3,(H,33,34)</inchi>
  <inchikey>DGQLVPJVXFOQEV-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as anthracenecarboxylic acids. These are organic compounds containing a carboxylic acid group attached to an anthracene ring system.</description>
    <direct_parent>Anthracenecarboxylic acids</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Anthracenes</class>
    <sub_class>Anthracenecarboxylic acids and derivatives</sub_class>
    <molecular_framework>Aromatic heteropolycyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>1-hydroxy-2-unsubstituted benzenoids</alternative_parent>
      <alternative_parent>Aryl ketones</alternative_parent>
      <alternative_parent>C-glycosyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dialkyl ethers</alternative_parent>
      <alternative_parent>Hexoses</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Hydroxyanthraquinones</alternative_parent>
      <alternative_parent>Monocarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Naphthalenecarboxylic acids</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Oxacyclic compounds</alternative_parent>
      <alternative_parent>Oxanes</alternative_parent>
      <alternative_parent>Phenolic glycosides</alternative_parent>
      <alternative_parent>Polyols</alternative_parent>
      <alternative_parent>Primary alcohols</alternative_parent>
      <alternative_parent>Salicylic acid and derivatives</alternative_parent>
      <alternative_parent>Secondary alcohols</alternative_parent>
      <alternative_parent>Vinylogous acids</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>1-hydroxy-2-unsubstituted benzenoid</substituent>
      <substituent>2-naphthalenecarboxylic acid</substituent>
      <substituent>2-naphthalenecarboxylic acid or derivatives</substituent>
      <substituent>9,10-anthraquinone</substituent>
      <substituent>Alcohol</substituent>
      <substituent>Anthracene carboxylic acid</substituent>
      <substituent>Anthraquinone</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Aryl ketone</substituent>
      <substituent>C-glycosyl compound</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Dialkyl ether</substituent>
      <substituent>Ether</substituent>
      <substituent>Glycosyl compound</substituent>
      <substituent>Hexose monosaccharide</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Hydroxyanthraquinone</substituent>
      <substituent>Hydroxybenzoic acid</substituent>
      <substituent>Ketone</substituent>
      <substituent>Monocarboxylic acid or derivatives</substituent>
      <substituent>Monosaccharide</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Oxacycle</substituent>
      <substituent>Oxane</substituent>
      <substituent>Phenolic glycoside</substituent>
      <substituent>Polyol</substituent>
      <substituent>Primary alcohol</substituent>
      <substituent>Salicylic acid or derivatives</substituent>
      <substituent>Secondary alcohol</substituent>
      <substituent>Vinylogous acid</substituent>
    </substituents>
    <external_descriptors>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>0.20</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-1.97</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>5.31e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>136 oC</value>
    </property>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>1.07</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>2.22</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-3.6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>492.3864</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>492.090390726</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>CC1=C2C(=O)C3=C(C(O)=C(O)C(C4OC(CO)C(O)C(O)C4O)=C3O)C(=O)C2=CC(O)=C1C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C22H20O13</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C22H20O13/c1-4-8-5(2-6(24)9(4)22(33)34)13(25)10-11(15(8)27)16(28)12(18(30)17(10)29)21-20(32)19(31)14(26)7(3-23)35-21/h2,7,14,19-21,23-24,26,28-32H,3H2,1H3,(H,33,34)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>DGQLVPJVXFOQEV-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>242.51</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>114.49</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>46.54</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>13</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>9</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>83694</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>83695</spectrum_id>
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    <spectrum>
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      <spectrum_id>83696</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>145350</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>145351</spectrum_id>
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    <spectrum>
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      <spectrum_id>145352</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2818893</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>2818894</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2818895</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2890051</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>2890052</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2890053</spectrum_id>
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    <spectrum>
      <type>Specdb::NmrOneD</type>
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      <type>Specdb::NmrOneD</type>
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      <spectrum_id>162057</spectrum_id>
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      <type>Specdb::NmrOneD</type>
      <spectrum_id>162058</spectrum_id>
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    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>162059</spectrum_id>
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      <type>Specdb::NmrOneD</type>
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      <spectrum_id>162067</spectrum_id>
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      <type>Specdb::CMs</type>
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      <type>Specdb::CMs</type>
      <spectrum_id>280480</spectrum_id>
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      <type>Specdb::CMs</type>
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      <type>Specdb::CMs</type>
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      <type>Specdb::CMs</type>
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      <type>Specdb::CMs</type>
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      <type>Specdb::CMs</type>
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    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>858892</spectrum_id>
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  </spectra>
  <hmdb_id>HMDB30658</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:0x000055ce31d8af90&gt;</reference>
  </general_references>
  <foods>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
