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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2006-10-17 09:48:25 UTC
Update Date2020-04-22 23:33:43 UTC
HMDB IDHMDB0005030
Secondary Accession Numbers
  • HMDB05030
Metabolite Identification
Common NameFexofenadine
DescriptionFexofenadine is an antihistamine drug used in the treatment of hayfever and similar allergy symptoms. It was developed as a successor of and alternative to terfenadine, an antihistamine with potentially fatal contraindications. Fexofenadine, like other second-generation antihistamines, does not readily enter the brain from the blood, and so causes less drowsiness than first generation histamine receptor antagonists; Fexofenadine hydrochloride (brand names include Allegra and Telfast) is an antihistamine drug used in the treatment of hayfever and similar allergy symptoms. It was developed as a successor of and alternative to terfenadine, an antihistamine with potentially fatal contraindications. Fexofenadine, like other second generation antihistamines, does not readily enter the brain from the blood, and so causes less drowsiness than first-generation histamine-receptor antagonists.
Structure
Thumb
Synonyms
Chemical FormulaC32H39NO4
Average Molecular Weight501.6564
Monoisotopic Molecular Weight501.287908741
IUPAC Name2-(4-{1-hydroxy-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butyl}phenyl)-2-methylpropanoic acid
Traditional Namefexofenadine
CAS Registry Number83799-24-0
SMILES
CC(C)(C(O)=O)C1=CC=C(C=C1)C(O)CCCN1CCC(CC1)C(O)(C1=CC=CC=C1)C1=CC=CC=C1
InChI Identifier
InChI=1S/C32H39NO4/c1-31(2,30(35)36)25-17-15-24(16-18-25)29(34)14-9-21-33-22-19-28(20-23-33)32(37,26-10-5-3-6-11-26)27-12-7-4-8-13-27/h3-8,10-13,15-18,28-29,34,37H,9,14,19-23H2,1-2H3,(H,35,36)
InChI KeyRWTNPBWLLIMQHL-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as diphenylmethanes. Diphenylmethanes are compounds containing a diphenylmethane moiety, which consists of a methane wherein two hydrogen atoms are replaced by two phenyl groups.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassDiphenylmethanes
Direct ParentDiphenylmethanes
Alternative Parents
Substituents
  • Diphenylmethane
  • Phenylbutylamine
  • Phenylpropane
  • Aralkylamine
  • Piperidine
  • Tertiary alcohol
  • Amino acid or derivatives
  • Secondary alcohol
  • Amino acid
  • Tertiary amine
  • Tertiary aliphatic amine
  • Azacycle
  • Organoheterocyclic compound
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organopnictogen compound
  • Organic nitrogen compound
  • Organic oxide
  • Amine
  • Carbonyl group
  • Aromatic alcohol
  • Alcohol
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point142.5 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic Properties

Experimental Collision Cross Sections

Adduct TypeData SourceCCS Value (Å2)Reference
[M+H]+CBM226.930932474
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm
  • Membrane (predicted from logP)
Biospecimen Locations
  • Blood
  • Feces
  • Urine
Tissue Locations
  • Brain
  • Epidermis
  • Kidney
  • Liver
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableNormal
      Not Available
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 IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID3231
KEGG Compound IDC06999
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkFexofenadine
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID5050
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceCarr, Albert A.; Dolfini, Joseph E.; Wright, George J. Piperidine derivatives with antihistamine action. Ger. Offen. (1980), 39 pp. CODEN: GWXXBX DE 3007498 19801023 CAN 94:156758 AN 1981:156758
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Cvetkovic M, Leake B, Fromm MF, Wilkinson GR, Kim RB: OATP and P-glycoprotein transporters mediate the cellular uptake and excretion of fexofenadine. Drug Metab Dispos. 1999 Aug;27(8):866-71. [PubMed:10421612 ]
  2. Tashiro M, Sakurada Y, Iwabuchi K, Mochizuki H, Kato M, Aoki M, Funaki Y, Itoh M, Iwata R, Wong DF, Yanai K: Central effects of fexofenadine and cetirizine: measurement of psychomotor performance, subjective sleepiness, and brain histamine H1-receptor occupancy using 11C-doxepin positron emission tomography. J Clin Pharmacol. 2004 Aug;44(8):890-900. [PubMed:15286093 ]
  3. Simons FE, Silver NA, Gu X, Simons KJ: Clinical pharmacology of H1-antihistamines in the skin. J Allergy Clin Immunol. 2002 Nov;110(5):777-83. [PubMed:12417888 ]
  4. Purohit A, Duvernelle C, Melac M, Pauli G, Frossard N: Twenty-four hours of activity of cetirizine and fexofenadine in the skin. Ann Allergy Asthma Immunol. 2001 Apr;86(4):387-92. [PubMed:11345280 ]
  5. Inoue T, Katoh N, Kishimoto S, Matsunaga K: Inhibitory effects of oral prednisolone and fexofenadine on skin responses by prick tests with histamine and compound 48/80. J Dermatol Sci. 2002 Dec;30(3):180-4. [PubMed:12443840 ]

Enzymes

General function:
Involved in monooxygenase activity
Specific function:
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It performs a variety of oxidation reactions (e.g. caffeine 8-oxidation, omeprazole sulphoxidation, midazolam 1'-hydroxylation and midazolam 4-hydroxylation) of structurally unrelated compounds, including steroids, fatty acids, and xenobiotics. Acts as a 1,8-cineole 2-exo-monooxygenase. The enzyme also hydroxylates etoposide.
Gene Name:
CYP3A4
Uniprot ID:
P08684
Molecular weight:
57255.585
General function:
Involved in G-protein coupled receptor protein signaling pathway
Specific function:
In peripheral tissues, the H1 subclass of histamine receptors mediates the contraction of smooth muscles, increase in capillary permeability due to contraction of terminal venules, and catecholamine release from adrenal medulla, as well as mediating neurotransmission in the central nervous system
Gene Name:
HRH1
Uniprot ID:
P35367
Molecular weight:
55783.6