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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-06 15:16:51 UTC
Update Date2022-03-07 02:51:54 UTC
HMDB IDHMDB0015213
Secondary Accession Numbers
  • HMDB15213
Metabolite Identification
Common NameDiphenoxylate
DescriptionA meperidine congener used as an antidiarrheal, usually in combination with atropine. At high doses, it acts like morphine. Its unesterified metabolite difenoxin has similar properties and is used similarly. It has little or no analgesic activity. This medication is classified as a Schedule V under the Controlled Substances Act by the Food and Drug Administration (FDA) and the DEA in the United States when used in preparations. When diphenoxylate is used alone, it is classified as a Schedule II.
Structure
Data?1582753271
Synonyms
Chemical FormulaC30H32N2O2
Average Molecular Weight452.5873
Monoisotopic Molecular Weight452.246378278
IUPAC Nameethyl 1-(3-cyano-3,3-diphenylpropyl)-4-phenylpiperidine-4-carboxylate
Traditional Namediphenoxylate
CAS Registry Number915-30-0
SMILES
CCOC(=O)C1(CCN(CCC(C#N)(C2=CC=CC=C2)C2=CC=CC=C2)CC1)C1=CC=CC=C1
InChI Identifier
InChI=1S/C30H32N2O2/c1-2-34-28(33)29(25-12-6-3-7-13-25)18-21-32(22-19-29)23-20-30(24-31,26-14-8-4-9-15-26)27-16-10-5-11-17-27/h3-17H,2,18-23H2,1H3
InChI KeyHYPPXZBJBPSRLK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diphenylacetonitriles. These are cyclic aromatic compounds containing a diphenylacetonitrile moiety, which consists of a diphenylmethane linked to and acetonitrile to form 2,2-diphenylacetonitrile.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassDiphenylacetonitriles
Direct ParentDiphenylacetonitriles
Alternative Parents
Substituents
  • Diphenylacetonitrile
  • Diphenylmethane
  • Phenylpiperidine
  • Piperidinecarboxylic acid
  • Aralkylamine
  • Piperidine
  • Amino acid or derivatives
  • Carboxylic acid ester
  • Tertiary amine
  • Tertiary aliphatic amine
  • Nitrile
  • Carbonitrile
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organoheterocyclic compound
  • Azacycle
  • Hydrocarbon derivative
  • Organic oxide
  • Amine
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organopnictogen compound
  • Carbonyl group
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point221 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility0.0015 g/LNot Available
LogP6.3Not Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Membrane
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01081 details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01081 details
Abnormal Concentrations
Not Available
Predicted Concentrations
BiospecimenValueOriginal ageOriginal sexOriginal conditionComments
Blood0.000 uMAdult (>18 years old)BothNormalPredicted based on drug qualities
Blood0.000 umol/mmol creatinineAdult (>18 years old)BothNormalPredicted based on drug qualities
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB01081
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID12919
KEGG Compound IDC07872
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkDiphenoxylate
METLIN IDNot Available
PubChem Compound13505
PDB IDNot Available
ChEBI ID4639
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in G-protein coupled receptor protein signaling pathway
Specific function:
Inhibits neurotransmitter release by reducing calcium ion currents and increasing potassium ion conductance. Highly stereoselective. receptor for enkephalins
Gene Name:
OPRD1
Uniprot ID:
P41143
Molecular weight:
40412.3
References
  1. Coupar IM: The peristaltic reflex in the rat ileum: evidence for functional mu- and delta-opiate receptors. J Pharm Pharmacol. 1995 Aug;47(8):643-6. [PubMed:8583364 ]
General function:
Involved in G-protein coupled receptor protein signaling pathway
Specific function:
Inhibits neurotransmitter release by reducing calcium ion currents and increasing potassium ion conductance. Receptor for beta-endorphin
Gene Name:
OPRM1
Uniprot ID:
P35372
Molecular weight:
44778.9
References
  1. Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [PubMed:11752352 ]
  2. Baker DE: Loperamide: a pharmacological review. Rev Gastroenterol Disord. 2007;7 Suppl 3:S11-8. [PubMed:18192961 ]
  3. Corazziari E: Role of opioid ligands in the irritable bowel syndrome. Can J Gastroenterol. 1999 Mar;13 Suppl A:71A-75A. [PubMed:10202212 ]
  4. Coupar IM: The peristaltic reflex in the rat ileum: evidence for functional mu- and delta-opiate receptors. J Pharm Pharmacol. 1995 Aug;47(8):643-6. [PubMed:8583364 ]
  5. De Luca A, Coupar IM: Difenoxin and loperamide: studies on possible mechanisms of intestinal antisecretory action. Naunyn Schmiedebergs Arch Pharmacol. 1993 Feb;347(2):231-7. [PubMed:8386327 ]