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L9664

Loratadine

≥98% (HPLC), Histamine H1 receptor antagonist, powder

Synonym(s):

4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene-1-piperidinecarboxylic acid ethyl ester, Loratidine

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About This Item

Empirical Formula (Hill Notation):
C22H23N2O2Cl
CAS Number:
79794-75-5
Molecular Weight:
382.88
UNSPSC Code:
12352200
PubChem Substance ID:
24278525
NACRES:
NA.77
MDL number:
MFCD00672869
Assay:
≥98% (HPLC)
Form:
powder
Quality level:
200
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Product Name

Loratadine, ≥98% (HPLC), powder

Quality Level

200

assay

≥98% (HPLC)

form

powder

color

white

solubility

DMSO: soluble 50 mg/mL, H2O: insoluble

originator

Schering Plough

storage temp.

2-8°C

SMILES string

CCOC(=O)N1CC\C(CC1)=C2/c3ccc(Cl)cc3CCc4cccnc24

InChI

1S/C22H23ClN2O2/c1-2-27-22(26)25-12-9-15(10-13-25)20-19-8-7-18(23)14-17(19)6-5-16-4-3-11-24-21(16)20/h3-4,7-8,11,14H,2,5-6,9-10,12-13H2,1H3

InChI key

JCCNYMKQOSZNPW-UHFFFAOYSA-N

Gene Information

human ... CYP3A4(1576), HRH1(3269), KCNH1(3756), KCNH2(3757), PTAFR(5724)
rat ... Hrh1(24448)

Biochem/physiol Actions

Loratadine is a non-sedating histamine H1-receptor antagonist. Shown to inhibit the two-pore domain potassium channel K2P18.1 (also called TRESK or KCNK18).
Non-sedating histamine H1-receptor antagonist.

Features and Benefits

This compound was developed by Schering Plough. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

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Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
0000512665
0000512665
0000476689
0000476689
0000481310

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F M Baroody et al.
Allergy, 55 Suppl 64, 17-27 (2001-04-09)
The primary mechanism of antihistamine action in the treatment of allergic diseases is believed to be competitive antagonism of histamine binding to cellular receptors (specifically, the H1-receptors), which are present on nerve endings, smooth muscles, and glandular cells. This notion
J Kornhuber et al.
Neuropharmacology, 34(7), 713-721 (1995-07-01)
Amantadine (1-amino-adamantane) is clinically used for the management of Parkinson's disease and drug-induced extrapyramidal symptoms. It has previously been shown that amantadine is a low-affinity uncompetitive N-methyl-D-aspartate (NMDA) receptor antagonist with rapid blocking and unblocking channel kinetics (Ki-value at the
Nemanja Kolašinac et al.
International journal of pharmaceutics, 436(1-2), 161-170 (2012-07-10)
The present study investigates the possibility of using poloxamers as solubility and dissolution rate enhancing agents of the poorly water soluble drug substance desloratadine that can be used for the preparation of immediate release tablet formulation. Two commercially available poloxamer
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