<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-09-22 22:47:33 UTC</creation_date>
  <update_date>2026-09-22 22:47:33 UTC</update_date>
  <accession>FDB119008</accession>
  <name>4-nitrophenyl phosphate</name>
  <description/>
  <synonyms>
    <synonym>(4-nitrophenyl) dihydrogen phosphate</synonym>
  </synonyms>
  <chemical_formula>C6H6NO6P</chemical_formula>
  <average_molecular_weight>219.0887</average_molecular_weight>
  <monisotopic_moleculate_weight>218.993273441</monisotopic_moleculate_weight>
  <iupac_name>(4-nitrophenoxy)phosphonic acid</iupac_name>
  <traditional_iupac>4-nitrophenyl phosphate</traditional_iupac>
  <cas_registry_number/>
  <smiles>OP(O)(=O)OC1=CC=C(C=C1)[N+]([O-])=O</smiles>
  <inchi>InChI=1S/C6H6NO6P/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12/h1-4H,(H2,10,11,12)</inchi>
  <inchikey>XZKIHKMTEMTJQX-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as phenyl phosphates. These are aromatic organooxygen compounds containing a phosphate group, which is O-esterified with a phenyl group.</description>
    <direct_parent>Phenyl phosphates</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Organic phosphoric acids and derivatives</class>
    <sub_class>Phosphate esters</sub_class>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Nitroaromatic compounds</alternative_parent>
      <alternative_parent>Nitrobenzenes</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organic oxoazanium compounds</alternative_parent>
      <alternative_parent>Organonitrogen compounds</alternative_parent>
      <alternative_parent>Organooxygen compounds</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Phenoxy compounds</alternative_parent>
      <alternative_parent>Propargyl-type 1,3-dipolar organic compounds</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Allyl-type 1,3-dipolar organic compound</substituent>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>C-nitro compound</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Nitroaromatic compound</substituent>
      <substituent>Nitrobenzene</substituent>
      <substituent>Organic 1,3-dipolar compound</substituent>
      <substituent>Organic nitro compound</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxoazanium</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Phenoxy compound</substituent>
      <substituent>Phenyl phosphate</substituent>
      <substituent>Propargyl-type 1,3-dipolar organic compound</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>aryl phosphate</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>0.50</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-2.33</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.03e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>0.96</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>1.77</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-9.7</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>(4-nitrophenoxy)phosphonic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>219.0887</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>218.993273441</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>OP(O)(=O)OC1=CC=C(C=C1)[N+]([O-])=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C6H6NO6P</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C6H6NO6P/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12/h1-4H,(H2,10,11,12)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>XZKIHKMTEMTJQX-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>109.9</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>45.23</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>16.61</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>5</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>2</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>
  <pathways>
  </pathways>
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      <type>Specdb::CMs</type>
      <spectrum_id>2372</spectrum_id>
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      <type>Specdb::CMs</type>
      <spectrum_id>157244</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>4809</spectrum_id>
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      <type>Specdb::NmrOneD</type>
      <spectrum_id>4810</spectrum_id>
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      <type>Specdb::MsMs</type>
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      <spectrum_id>448057</spectrum_id>
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      <spectrum_id>2248443</spectrum_id>
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  </spectra>
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  <general_references>
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  <foods>
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  <flavors>
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  <enzymes>
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  <health_effects>
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</compound>
