<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:11:31 UTC</creation_date>
  <update_date>2019-11-26 03:10:52 UTC</update_date>
  <accession>FDB014879</accession>
  <name>1H-Pyrrole-2-carboxaldehyde</name>
  <description>Constituent of numerous plant subspecies including tea, coffee and various legumes. 1H-Pyrrole-2-carboxaldehyde is found in tea, coffee and coffee products, and pulses.</description>
  <synonyms>
    <synonym>&amp;alpha;-pyrrolaldehyde</synonym>
    <synonym>1-Pyrrole-2-carboxaldehyde</synonym>
    <synonym>1( H)-pyrrole carboxaldehyde</synonym>
    <synonym>1(H)-Pyrrole carboxaldehyde</synonym>
    <synonym>1H-Pyrrole-2-carbaldehyde</synonym>
    <synonym>1H-pyrrole-2-carboxyaldehyde</synonym>
    <synonym>2-carboxaldehyde-1H-pyrrole</synonym>
    <synonym>2-Formylpyrrole</synonym>
    <synonym>2-Pyrrolaldehyde</synonym>
    <synonym>2-Pyrrolcarbaldehyde</synonym>
    <synonym>2-Pyrrolecarbaldehyde</synonym>
    <synonym>2-Pyrrolecarboxaldehyde</synonym>
    <synonym>2-Pyrrolylcarboxaldehyde</synonym>
    <synonym>a-Pyrrolaldehyde</synonym>
    <synonym>alpha-Pyrrolaldehyde</synonym>
    <synonym>Pyrrol-2-carboxaldehyde</synonym>
    <synonym>Pyrrole-2-aldehyde</synonym>
    <synonym>Pyrrole-2-carbaldehyde</synonym>
    <synonym>Pyrrole-2-carboxaldehyde</synonym>
    <synonym>Pyrrole-2-carboxaldehyde (8CI)</synonym>
    <synonym>α-pyrrolaldehyde</synonym>
  </synonyms>
  <chemical_formula>C5H5NO</chemical_formula>
  <average_molecular_weight>95.0993</average_molecular_weight>
  <monisotopic_moleculate_weight>95.037113787</monisotopic_moleculate_weight>
  <iupac_name>1H-pyrrole-2-carbaldehyde</iupac_name>
  <traditional_iupac>pyrrole-2-carboxaldehyde</traditional_iupac>
  <cas_registry_number>1003-29-8</cas_registry_number>
  <smiles>O=CC1=CC=CN1</smiles>
  <inchi>InChI=1S/C5H5NO/c7-4-5-2-1-3-6-5/h1-4,6H</inchi>
  <inchikey>ZSKGQVFRTSEPJT-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as aryl-aldehydes. Aryl-aldehydes are compounds containing an aldehyde group directly attached to an aromatic ring.</description>
    <direct_parent>Aryl-aldehydes</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic oxygen compounds</super_class>
    <class>Organooxygen compounds</class>
    <sub_class>Carbonyl compounds</sub_class>
    <molecular_framework>Aromatic heteromonocyclic compounds</molecular_framework>
    <alternative_parents>
      <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>Organonitrogen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Substituted pyrroles</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Aromatic heteromonocyclic compound</substituent>
      <substituent>Aryl-aldehyde</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Heteroaromatic compound</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Pyrrole</substituent>
      <substituent>Substituted pyrrole</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>1,3-thiazole-2-carbaldehyde</external_descriptor>
      <external_descriptor>pyrroles</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>0.52</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>0.50</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>3.04e+02 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>Mp 50-51°</value>
    </property>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>0.69</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>14.21</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-7.5</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>1H-pyrrole-2-carbaldehyde</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>95.0993</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>95.037113787</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>O=CC1=CC=CN1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C5H5NO</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C5H5NO/c7-4-5-2-1-3-6-5/h1-4,6H</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>ZSKGQVFRTSEPJT-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>32.86</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>27.28</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>9.3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>1</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>17494</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>135390</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>143124</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>7065</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>7066</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>7067</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>60795</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>60796</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>60797</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>117207</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>117208</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>117209</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2336032</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2336033</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2336034</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2629643</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2629644</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2629645</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB36057</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:0x000055ce2effb7c8&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Arabica coffee</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Coffea arabica</name_scientific>
      <ncbi_taxonomy_id>13443</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Asparagus</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Asparagus officinalis</name_scientific>
      <ncbi_taxonomy_id>4686</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Beer</name>
      <food_type>Type 2</food_type>
      <category>specific</category>
      <name_scientific/>
      <ncbi_taxonomy_id/>
      <average_value>0.03</average_value>
      <max_value>0.03</max_value>
      <min_value>0.03</min_value>
      <unit>mg/100 g</unit>
    </food>
    <food>
      <name>Black tea</name>
      <food_type>Type 1</food_type>
      <category/>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Blackberry</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Rubus</name_scientific>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Coffee and coffee products</name>
      <food_type>Unknown</food_type>
      <category>generic</category>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Evergreen blackberry</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Rubus laciniatus</name_scientific>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Green tea</name>
      <food_type>Type 1</food_type>
      <category/>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Herbal tea</name>
      <food_type>Type 1</food_type>
      <category/>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Pulses</name>
      <food_type>Unknown</food_type>
      <category>generic</category>
      <name_scientific></name_scientific>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Red tea</name>
      <food_type>Type 1</food_type>
      <category/>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
    <food>
      <name>Robusta coffee</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Coffea canephora</name_scientific>
      <ncbi_taxonomy_id>49390</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Tea</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Camellia sinensis</name_scientific>
      <ncbi_taxonomy_id>4442</ncbi_taxonomy_id>
    </food>
  </foods>
  <flavors>
    <flavor>
      <name>ethereal</name>
    </flavor>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
