<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2009-07-21 20:27:33 UTC</creation_date>
  <update_date>2026-05-14 16:47:46 UTC</update_date>
  <accession>T3D2877</accession>
  <common_name>Scopolamine</common_name>
  <class>SmallMolecule</class>
  <description>Scopolamine is an exogenous solid compound with the formula C17H21NO4 and an average molecular weight of 303.35 g/mol. Scopolamine belongs to the beta hydroxy acids and derivatives, a subclass of hydroxy acids and derivatives within the organic compounds. It functions as a metabolite and a muscarinic antagonist, interfering with the transmission of nerve impulses by acetylcholine in the parasympathetic nervous system, specifically the vomiting center. Its recorded protein targets include the Muscarinic acetylcholine receptor M1 (CHRM1), which it inhibits, the Muscarinic acetylcholine receptor M2 (CHRM2), Muscarinic acetylcholine receptor M3 (CHRM3), Muscarinic acetylcholine receptor M4 (CHRM4), and the intestinal sucrase-isomaltase (SI), which it induces, among three other proteins.

The compound is used as an antiemetic, antispasmodic drug, mydriatic agent, antidepressant, adjuvant, and anaesthesia adjuvant. It has been detected in the brain, nerve cells, neuron, adipose tissue, and stratum corneum. Exposure routes include oral, buccal, sublingual, inhalation, intravenous, intramuscular, subcutaneous, transdermal, transmucosal, topical, touch, and ophthalmic administration. Scopolamine is found in 40 recorded sources across various sectors. These include healthcare, pharmaceuticals and veterinary products (such as hypnotics and sedatives, mydriatics and cycloplegics, antiemetics and antinauseants, and medical devices); food, food processing and cookware (including food preservation, food packaging, and the preparation of vinegar, wine, or sparkling wine, as well as fermentation processes for beer); household cleaning and consumer products (including perfumes within detergents and soaps, cigar cigarettes, pipe accessories, and non-electric simulated smoking devices); electrical and electronic equipment (such as batteries, capacitors, cell phones, printed circuit boards, and wires and cables); textiles, leather and furnishings (including synthetic textiles, carpets and rugs); and drinking water and water supply.</description>
  <categories>
    <category>Drug</category>
    <category>Plant Toxin</category>
    <category>Food Toxin</category>
    <category>Natural Toxin</category>
  </categories>
  <types>
    <type>Organic Compound</type>
    <type>Amine</type>
    <type>Ether</type>
    <type>Ester</type>
    <type>Drug</type>
    <type>Food Toxin</type>
    <type>Plant Toxin</type>
    <type>Adjuvant, Anesthesia</type>
    <type>Muscarinic Antagonist</type>
    <type>Adjuvant</type>
    <type>Mydriatic</type>
    <type>Metabolite</type>
    <type>Antimuscarinic</type>
    <type>Antispasmodic</type>
    <type>Cholinergic Antagonist</type>
    <type>Natural Compound</type>
    <type>PFAS</type>
    <type>Phytotoxin</type>
  </types>
  <synonyms>
    <synonym>(+)-Hyoscine</synonym>
    <synonym>(+)-Scopolamine</synonym>
    <synonym>(-)-Hyoscine</synonym>
    <synonym>(-)-Hyoscine hydrobromide</synonym>
    <synonym>(-)-scopolamine</synonym>
    <synonym>(-)-Scopolamine bromide</synonym>
    <synonym>(-)-Scopolamine hydrobromide</synonym>
    <synonym>(1S,3S,5R,6R,7S)-6,7-epoxytropan-3-yl (2S)-3-hydroxy-2-phenylpropanoate</synonym>
    <synonym>6,7-Epoxytropine Tropate</synonym>
    <synonym>6-beta,7-beta-Epoxy-3-alpha-tropanyl S-(-)-tropate</synonym>
    <synonym>alpha-(Hydroxymethyl)benzeneacetic acid 9-methyl-3-oxa-9-azatricyclo(3.3.1.0(2.4))non-7-yl ester</synonym>
    <synonym>Atrochin</synonym>
    <synonym>Atroquin</synonym>
    <synonym>Beldavrin</synonym>
    <synonym>Buscopan</synonym>
    <synonym>Epoxytropine tropate</synonym>
    <synonym>Euscopol</synonym>
    <synonym>Hydroscine hydrobromide</synonym>
    <synonym>Hyosceine</synonym>
    <synonym>Hyoscine</synonym>
    <synonym>hyoscine</synonym>
    <synonym>Hyoscine bromide</synonym>
    <synonym>Hyoscine hydrobromide</synonym>
    <synonym>Hyoscyine hydrobromide</synonym>
    <synonym>Hyosol</synonym>
    <synonym>Hysco</synonym>
    <synonym>Isopto Hyoscine</synonym>
    <synonym>Isoscopil</synonym>
    <synonym>Kwells</synonym>
    <synonym>L-Hyoscine hydrobromide</synonym>
    <synonym>L-Scopolamine-hydrobromide</synonym>
    <synonym>Methscopolamine Bromide</synonym>
    <synonym>Oscine</synonym>
    <synonym>Pamine</synonym>
    <synonym>S-(-)-Tropate</synonym>
    <synonym>Scop</synonym>
    <synonym>Scopamin</synonym>
    <synonym>scopine (-)-tropate</synonym>
    <synonym>scopine (−)-tropate</synonym>
    <synonym>Scopine tropate</synonym>
    <synonym>Scopoderm</synonym>
    <synonym>Scopolamine bromide</synonym>
    <synonym>Scopolamine hydrobromide</synonym>
    <synonym>Scopolaminium bromide</synonym>
    <synonym>Scopolammonium bromide</synonym>
    <synonym>SEE</synonym>
    <synonym>Tranaxine</synonym>
    <synonym>Transderm-Scop</synonym>
  </synonyms>
  <chemical_formula>C17H21NO4</chemical_formula>
  <average_molecular_weight>303.3529</average_molecular_weight>
  <monisotopic_moleculate_weight>303.147058165</monisotopic_moleculate_weight>
  <iupac_name>(1R,2R,4S,5S,7S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.0^{2,4}]nonan-7-yl (2S)-3-hydroxy-2-phenylpropanoate</iupac_name>
  <traditional_iupac>(1R,2R,4S,5S,7S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.0^{2,4}]nonan-7-yl (2S)-3-hydroxy-2-phenylpropanoate</traditional_iupac>
  <cas_registry_number>51-34-3</cas_registry_number>
  <smiles>CN1[C@H]2C[C@@H](C[C@@H]1[C@H]1O[C@@H]21)OC(=O)[C@H](CO)C1=CC=CC=C1</smiles>
  <inchi>InChI=1S/C17H21NO4/c1-18-13-7-11(8-14(18)16-15(13)22-16)21-17(20)12(9-19)10-5-3-2-4-6-10/h2-6,11-16,19H,7-9H2,1H3/t11-,12-,13-,14+,15-,16+/m1/s1</inchi>
  <inchikey>STECJAGHUSJQJN-FWXGHANASA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Hydroxy acids and derivatives</class>
    <sub_class>Beta hydroxy acids and derivatives</sub_class>
    <direct_parent>Beta hydroxy acids and derivatives</direct_parent>
    <alternate_parents>
      <alternative_parent>Amino acids and derivatives</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Benzene and substituted derivatives</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acid esters</alternative_parent>
      <alternative_parent>Dialkyl ethers</alternative_parent>
      <alternative_parent>Epoxides</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Monocarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Morpholines</alternative_parent>
      <alternative_parent>N-alkylpyrrolidines</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Oxacyclic compounds</alternative_parent>
      <alternative_parent>Piperidines</alternative_parent>
      <alternative_parent>Primary alcohols</alternative_parent>
      <alternative_parent>Trialkylamines</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>Alcohol</substituent>
      <substituent>Amine</substituent>
      <substituent>Amino acid or derivatives</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Beta-hydroxy acid</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxylic acid derivative</substituent>
      <substituent>Carboxylic acid ester</substituent>
      <substituent>Dialkyl ether</substituent>
      <substituent>Ether</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Monocarboxylic acid or derivatives</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>Morpholine</substituent>
      <substituent>N-alkylpyrrolidine</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Oxacycle</substituent>
      <substituent>Oxazinane</substituent>
      <substituent>Oxirane</substituent>
      <substituent>Piperidine</substituent>
      <substituent>Primary alcohol</substituent>
      <substituent>Pyrrolidine</substituent>
      <substituent>Tertiary aliphatic amine</substituent>
      <substituent>Tertiary amine</substituent>
    </substituents>
    <molecular_framework>Aromatic heteropolycyclic compounds</molecular_framework>
    <descriptors>
      <descriptor>epoxide</descriptor>
      <descriptor>propanoate ester</descriptor>
      <descriptor>tertiary amino compound</descriptor>
      <descriptor>tropane alkaloid</descriptor>
    </descriptors>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin>Exogenous</origin>
  <cellular_locations>
    <cellular_location>Cytoplasm</cellular_location>
    <cellular_location>Extracellular</cellular_location>
    <cellular_location>Membrane</cellular_location>
  </cellular_locations>
  <biofluid_locations/>
  <tissue_locations>
    <tissue>Adipose Tissue</tissue>
    <tissue>Brain</tissue>
    <tissue>Nerve Cells</tissue>
    <tissue>Neuron</tissue>
    <tissue>Stratum Corneum</tissue>
  </tissue_locations>
  <pathways>
    <pathway>
      <name>Scopolamine Drug Metabolism Action Pathway</name>
      <smpdb_id>SMP0143190</smpdb_id>
      <kegg_map_id/>
    </pathway>
    <pathway>
      <name>Scopolamine Predicted Metabolism Pathway</name>
      <smpdb_id>SMP0174818</smpdb_id>
      <kegg_map_id/>
    </pathway>
  </pathways>
  <state>Solid</state>
  <appearance>White powder.</appearance>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>59°C</value>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1E+005 mg/L</value>
    </property>
    <property>
      <kind>logp</kind>
      <value>0.98</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>1.40</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-1.66</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>6.61e+00 g/l</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logp</kind>
      <value>0.89</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_acidic</kind>
      <value>15.15</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>pka_strongest_basic</kind>
      <value>6.95</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>iupac</kind>
      <value>(1R,2R,4S,5S,7S)-9-methyl-3-oxa-9-azatricyclo[3.3.1.0^{2,4}]nonan-7-yl (2S)-3-hydroxy-2-phenylpropanoate</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>average_mass</kind>
      <value>303.3529</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>303.147058165</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>CN1[C@H]2C[C@@H](C[C@@H]1[C@H]1O[C@@H]21)OC(=O)[C@H](CO)C1=CC=CC=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C17H21NO4</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C17H21NO4/c1-18-13-7-11(8-14(18)16-15(13)22-16)21-17(20)12(9-19)10-5-3-2-4-6-10/h2-6,11-16,19H,7-9H2,1H3/t11-,12-,13-,14+,15-,16+/m1/s1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>STECJAGHUSJQJN-FWXGHANASA-N</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polar_surface_area</kind>
      <value>62.3</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>refractivity</kind>
      <value>79.72</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>polarizability</kind>
      <value>31.24</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>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>
  </predicted_properties>
  <route_of_exposure>Parental (intravenous, intramuscular, and transdermal); oral</route_of_exposure>
  <mechanism_of_toxicity>Scopolamine acts by interfering with the transmission of nerve impulses by acetylcholine in the parasympathetic nervous system (specifically the vomiting center).</mechanism_of_toxicity>
  <metabolism>&#13;Route of Elimination: Less than 10% of the total dose is excreted in the urine as parent and metabolites over 108 hours.&#13;Half Life: 4.5 hours</metabolism>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity>No indication of carcinogenicity to humans (not listed by IARC).</carcinogenicity>
  <use_source>For the treatment of excessive salivation, colicky abdominal pain, bradycardia, sialorrhoea, diverticulitis, irritable bowel syndrome and motion sickness.</use_source>
  <min_risk_level/>
  <health_effects>#&lt;HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f3bf0ce1048&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id>DB00747</drugbank_id>
  <hmdb_id>HMDB03573</hmdb_id>
  <pubchem_compound_id>5184</pubchem_compound_id>
  <chembl_id>CHEMBL1201069</chembl_id>
  <chemspider_id>10194106</chemspider_id>
  <kegg_id>C01851</kegg_id>
  <uniprot_id/>
  <omim_id/>
  <chebi_id>16794</chebi_id>
  <biocyc_id>SCOPOLAMINE</biocyc_id>
  <ctd_id/>
  <stitch_id>Scopolamine</stitch_id>
  <actor_id/>
  <pdb_id/>
  <wikipidia>Scopolamine</wikipidia>
  <general_references>
    <reference>
      <pubmed_id>2762223</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>16810649</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>8064320</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>1727135</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>12088957</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>1620747</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>15080209</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>9566275</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>9187293</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>11144994</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>16175141</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>4056076</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>15663967</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>15792397</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>10525104</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>1897441</pubmed_id>
    </reference>
    <reference>
      <pubmed_id>1878183</pubmed_id>
    </reference>
    <reference>
      <reference_text>Drugs.com: http://www.drugs.com/cons/Hyoscine.html</reference_text>
    </reference>
  </general_references>
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      <references/>
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      <references/>
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      <references/>
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      <constants/>
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      <constants/>
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    <target>
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      <references/>
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    <target>
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      <constants/>
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      <target_id>BE0000560</target_id>
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      <constants/>
      <references/>
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    <target>
      <target_id>BE0000092</target_id>
      <mechanism_of_action>Scopolamine acts by interfering with the transmission of nerve impulses by acetylcholine in the parasympathetic nervous system (specifically the vomiting center).</mechanism_of_action>
      <constants/>
      <references/>
    </target>
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      <target_id>BE0000045</target_id>
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  </targets>
</compound>
