<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2010-04-08 22:04:45 UTC</creation_date>
  <update_date>2025-11-18 22:25:53 UTC</update_date>
  <accession>FDB000894</accession>
  <name>Acetylsalicylic acid</name>
  <description>Constituent of Glycyrrhiza glabra variety typica (licorice) roots. Acetylsalicylic acid is found in herbs and spices.</description>
  <synonyms>
    <synonym>2-(ACETYLOXY)benzoate</synonym>
    <synonym>2-(ACETYLOXY)benzoIC ACID</synonym>
    <synonym>2-Acetoxybenzenecarboxylate</synonym>
    <synonym>2-Acetoxybenzenecarboxylic acid</synonym>
    <synonym>2-Acetoxybenzoate</synonym>
    <synonym>2-Acetoxybenzoic acid</synonym>
    <synonym>2-Acetyloxybenzoic acid, 9CI</synonym>
    <synonym>2-Carboxyphenyl acetate</synonym>
    <synonym>Acenterine</synonym>
    <synonym>Acetard</synonym>
    <synonym>Aceticyl</synonym>
    <synonym>Acetonyl</synonym>
    <synonym>Acetophen</synonym>
    <synonym>Acetosal</synonym>
    <synonym>Acetosalin</synonym>
    <synonym>Acetylin</synonym>
    <synonym>Acetylsalicylate</synonym>
    <synonym>Acetylsalicylic acid</synonym>
    <synonym>Acetylsalicylsaeure</synonym>
    <synonym>Acetyonyl</synonym>
    <synonym>Acetysal</synonym>
    <synonym>Acetysalicylic acid</synonym>
    <synonym>Acide 2-(acetyloxy)benzoique</synonym>
    <synonym>Acide acetylsalicylique</synonym>
    <synonym>Acido acetilsalicilico</synonym>
    <synonym>Acidum acetylsalicylicum</synonym>
    <synonym>Acylpyrin</synonym>
    <synonym>Asatard</synonym>
    <synonym>Aspergum</synonym>
    <synonym>Aspirdrops</synonym>
    <synonym>Aspirin</synonym>
    <synonym>Aspirin, BAN, USAN</synonym>
    <synonym>Azetylsalizylsaeure</synonym>
    <synonym>Benaspir</synonym>
    <synonym>Bialpirinia</synonym>
    <synonym>Bufferin</synonym>
    <synonym>Cardioaspirina</synonym>
    <synonym>Easprin</synonym>
    <synonym>Ecolen</synonym>
    <synonym>Ecotrin</synonym>
    <synonym>Empirin</synonym>
    <synonym>Endosprin</synonym>
    <synonym>Endydol</synonym>
    <synonym>O-(Acetyloxy)benzoate</synonym>
    <synonym>O-(Acetyloxy)benzoic acid</synonym>
    <synonym>O-Acetoxybenzoate</synonym>
    <synonym>o-Acetoxybenzoic acid</synonym>
    <synonym>O-Acetylsalicylate</synonym>
    <synonym>o-Acetylsalicylic acid</synonym>
    <synonym>o-Carboxyphenyl acetate</synonym>
    <synonym>O-Carboxyphenyl acetic acid</synonym>
    <synonym>Persistin</synonym>
    <synonym>Pharmacin</synonym>
    <synonym>Polopiryna</synonym>
    <synonym>Premaspin</synonym>
    <synonym>Rheumintabletten</synonym>
    <synonym>Rhodine</synonym>
    <synonym>Salcetogen</synonym>
    <synonym>Saletin</synonym>
    <synonym>Salicylate acetate</synonym>
    <synonym>Salicylic acid acetate</synonym>
    <synonym>Salicylic acid acetate, 8CI</synonym>
    <synonym>Salicylic acid acetic acid</synonym>
    <synonym>Salospir</synonym>
    <synonym>Solprin</synonym>
    <synonym>Solprin acid</synonym>
    <synonym>Solpyron</synonym>
    <synonym>Tasprin</synonym>
    <synonym>Temperal</synonym>
    <synonym>Toldex</synonym>
    <synonym>Triaminicin</synonym>
  </synonyms>
  <chemical_formula>C9H8O4</chemical_formula>
  <average_molecular_weight>180.1574</average_molecular_weight>
  <monisotopic_moleculate_weight>180.042258744</monisotopic_moleculate_weight>
  <iupac_name>2-(acetyloxy)benzoic acid</iupac_name>
  <traditional_iupac>aspirin</traditional_iupac>
  <cas_registry_number>50-78-2</cas_registry_number>
  <smiles>CC(=O)OC1=CC=CC=C1C(O)=O</smiles>
  <inchi>InChI=1S/C9H8O4/c1-6(10)13-8-5-3-2-4-7(8)9(11)12/h2-5H,1H3,(H,11,12)</inchi>
  <inchikey>BSYNRYMUTXBXSQ-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as acylsalicylic acids. These are o-acylated derivatives of salicylic acid.</description>
    <direct_parent>Acylsalicylic acids</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Benzene and substituted derivatives</class>
    <sub_class>Benzoic acids and derivatives</sub_class>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Benzoic acids</alternative_parent>
      <alternative_parent>Benzoyl derivatives</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acid esters</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dicarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Phenol esters</alternative_parent>
      <alternative_parent>Phenoxy compounds</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Acylsalicylic acid</substituent>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Benzoic acid</substituent>
      <substituent>Benzoyl</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Carboxylic acid ester</substituent>
      <substituent>Dicarboxylic acid or derivatives</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Phenol ester</substituent>
      <substituent>Phenoxy compound</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>acetate ester</external_descriptor>
      <external_descriptor>benzoic acids</external_descriptor>
      <external_descriptor>salicylates</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state>Solid</state>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.43</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-2.09</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.46e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>Fp 118°</value>
    </property>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>1.24</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>3.41</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-7.1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>2-(acetyloxy)benzoic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>180.1574</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>180.042258744</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>CC(=O)OC1=CC=CC=C1C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C9H8O4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C9H8O4/c1-6(10)13-8-5-3-2-4-7(8)9(11)12/h2-5H,1H3,(H,11,12)</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>BSYNRYMUTXBXSQ-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>63.6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>44.45</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>17.1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>1</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>
    <pathway>
      <name>Acetylsalicylic Acid Pathway</name>
      <smpdb_id>SMP00083</smpdb_id>
      <kegg_map_id></kegg_map_id>
    </pathway>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::EiMs</type>
      <spectrum_id>628</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1429</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1430</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsIr</type>
      <spectrum_id>1431</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>1776</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>2407</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>3097</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrTwoD</type>
      <spectrum_id>1716</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>786</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1003</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>7757</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>27401</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>27421</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>30117</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>30469</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>31361</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>32298</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>38166</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>161455</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1777</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1778</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>1779</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5543</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>5544</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>255762</spectrum_id>
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      <spectrum_id>275703</spectrum_id>
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      <spectrum_id>275704</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>275705</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>436679</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>436680</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>436681</spectrum_id>
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      <type>Specdb::MsMs</type>
      <spectrum_id>436682</spectrum_id>
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      <spectrum_id>444377</spectrum_id>
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    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>444378</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB01879</hmdb_id>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id>15365</chebi_id>
  <biocyc_id/>
  <het_id>AIN</het_id>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
    <reference>#&lt;Reference:0x000055ce31f85638&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f85480&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f852c8&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f85110&gt;</reference>
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    <reference>#&lt;Reference:0x000055ce31f84d00&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f84b20&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f84968&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f84788&gt;</reference>
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    <reference>#&lt;Reference:0x000055ce31f842d8&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f840a8&gt;</reference>
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    <reference>#&lt;Reference:0x000055ce31f82960&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f82758&gt;</reference>
    <reference>#&lt;Reference:0x000055ce31f82578&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Herbs and Spices</name>
      <food_type>Unknown</food_type>
      <category>generic</category>
      <name_scientific/>
      <ncbi_taxonomy_id/>
    </food>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
