<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2016-06-03 12:14:22 UTC</creation_date>
  <update_date>2026-08-25 14:05:45 UTC</update_date>
  <accession/>
  <common_name>2,2,4(or 2,4,4)-trimethyladipic acid</common_name>
  <class>SmallMolecule</class>
  <description>2,2,4(or 2,4,4)-trimethyladipic acid is an organic compound with the formula C9H16O4 and an average molecular weight of 188.22 g/mol. 2,2,4(or 2,4,4)-trimethyladipic acid belongs to the fatty acids and conjugates, a subclass of fatty acyls within the organic compounds. This compound is found in or released from drinking water and indoor air. Recorded exposure routes for this substance include oral and inhalation.</description>
  <categories/>
  <types/>
  <synonyms/>
  <chemical_formula>C9H16O4</chemical_formula>
  <average_molecular_weight>188.223</average_molecular_weight>
  <monisotopic_moleculate_weight>188.104858995</monisotopic_moleculate_weight>
  <iupac_name>2,2,4-trimethylhexanedioic acid</iupac_name>
  <traditional_iupac>2,2,4-trimethylhexanedioic acid</traditional_iupac>
  <cas_registry_number>53445-37-7</cas_registry_number>
  <smiles>CC(CC(O)=O)CC(C)(C)C(O)=O</smiles>
  <inchi>InChI=1S/C9H16O4/c1-6(4-7(10)11)5-9(2,3)8(12)13/h6H,4-5H2,1-3H3,(H,10,11)(H,12,13)</inchi>
  <inchikey>DWFUTNJGNBYHNN-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Lipids and lipid-like molecules</super_class>
    <class>Fatty Acyls</class>
    <sub_class>Fatty acids and conjugates</sub_class>
    <direct_parent>Medium-chain fatty acids</direct_parent>
    <alternate_parents>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dicarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Methyl-branched fatty acids</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>Aliphatic acyclic compound</substituent>
      <substituent>Branched fatty acid</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Dicarboxylic acid or derivatives</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Medium-chain fatty acid</substituent>
      <substituent>Methyl-branched fatty acid</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organooxygen compound</substituent>
    </substituents>
    <molecular_framework>Aliphatic acyclic compounds</molecular_framework>
    <descriptors/>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin/>
  <cellular_locations/>
  <biofluid_locations/>
  <tissue_locations/>
  <pathways/>
  <state/>
  <appearance/>
  <experimental_properties>
    <property>
      <kind>logp</kind>
      <value>1.3</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.43</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-1.57</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>5.12e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>1.88</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>4.19</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>2,2,4-trimethylhexanedioic acid</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>188.223</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>188.104858995</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CC(CC(O)=O)CC(C)(C)C(O)=O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C9H16O4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C9H16O4/c1-6(4-7(10)11)5-9(2,3)8(12)13/h6H,4-5H2,1-3H3,(H,10,11)(H,12,13)</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>DWFUTNJGNBYHNN-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>74.6</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>46.36</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>19.45</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>rotatable_bond_count</kind>
      <value>5</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>acceptor_count</kind>
      <value>4</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>
  </predicted_properties>
  <route_of_exposure/>
  <mechanism_of_toxicity/>
  <metabolism/>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity/>
  <use_source/>
  <min_risk_level/>
  <health_effects>#&lt;HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f7227338218&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>103783</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>93699</chemspider_id>
  <kegg_id/>
  <uniprot_id/>
  <omim_id/>
  <chebi_id/>
  <biocyc_id/>
  <ctd_id/>
  <stitch_id/>
  <actor_id/>
  <pdb_id/>
  <wikipidia/>
  <general_references/>
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</compound>
