Olopatadine hydrochloride

Catalog # Availability Size / Price Qty
4241/10
4241/50
Histamine H1 Receptor Antagonists Small Molecule
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Description: H1 antagonist; ocular antiallergic agent

Chemical Name: (Z)-11-[3-(Dimethylamino)propylidene]-6,11-dihydro-dibenz[b,e]oxepin-2-acetic acid hydrochloride

Purity: ≥99%

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Biological Activity

Histamine H1 receptor antagonist (Ki = 31.6 nM). Inhibits the release of histamine, prostaglandin D2 and tryptase in a concentration-dependent manner. Mast cell stabilizer; inhibits mast cell mediator release. Also suppresses inflammation by inhibition of cytokine production.

Technical Data

M.Wt:
373.87
Formula:
C21H23NO3.HCl
Solubility:
Soluble to 75 mM in water and to 100 mM in DMSO
Purity:
≥99%
Storage:
Desiccate at RT
CAS No:
140462-76-6

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.

Background References

  1. Olopatidine ameliorates rat experimental cutaneous inflammation by improving skin barrier function.
    Tamura et al.
    Pharmacology, 2007;81:118
  2. Characterization of the ocular antiallergic and antihistaminic effects of olopatidine (AL-4943A), a novel drug for treating ocular allergic diseases.
    Sharif et al.
    J.Pharm.Exp.Ther., 1996;278:1252

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