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SMB01318

Sigma-Aldrich

3-Hydroxydesloratadine

Synonym(s):

3-Hydroxy Desloratadine, Desloratadine 3-Hydroxy Impurity

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About This Item

Empirical Formula (Hill Notation):
C19H19ClN2O
CAS Number:
Molecular Weight:
326.82
MDL number:
NACRES:
NA.77

description

Modulation and Signaling

Quality Level

Assay

≥90%

form

solid

technique(s)

HPLC: suitable

color

pale yellow to off-white

storage temp.

−20°C

InChI

1S/C19H19ClN2O/c20-15-3-4-17-13(9-15)1-2-14-10-16(23)11-22-19(14)18(17)12-5-7-21-8-6-12/h3-4,9-11,21,23H,1-2,5-8H2

InChI key

NDFMTPISBHBIKE-UHFFFAOYSA-N

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General description

3-hydroxy Desloratadine is a major metabolite of desloratadine and loratadine, which are non-sedating tricyclic antagonists of the histamine H1 receptor and antihistamine drugs used to manage allergic rhinitis and chronic idiopathic urticaria.

Application

3-Hydroxy Desloratadine finds application in metabolomics and drug discovery research

Biochem/physiol Actions

3-hydroxydesloratadine formation involves the oxidation of desloratadine by cytochrome P450 (CYP2C8) and subsequent glucuronidation by UDP-glucuronosyltransferase UGT2B10 in cryopreserved human hepatocytes. This pathway leads to the production of 3-hydroxydesloratadine, a major active human metabolite.

Features and Benefits

  • High quality compound suitable for multiple research applications
  • Compatible with a wide variety of chromatographic and spectrometry techniques

Other Notes

For additional information on our range of Biochemicals, please complete this form.
This product is intended for research purposes only, and it is not meant for human consumption.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Faraz Kazmi et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(4), 523-533 (2015-01-18)
Desloratadine (Clarinex), the major active metabolite of loratadine (Claritin), is a nonsedating long-lasting antihistamine that is widely used for the treatment of allergic rhinitis and chronic idiopathic urticaria. For over 20 years, it has remained a mystery as to which

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