olopatadine
Olopatadine is an antihistamine drug used in the form of eye drops and nasal drops to treatallergic symptoms like inflammation, itching, watering, and burning. It is also an anticholinergic and mast cell stabilizer.Reference standards of Olopatadine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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[catalogue_number] => PA 15 61000
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[form] => C21H23NO3
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Olopatadine - API Standards
Catalogue No.:PA 15 61000
Molecular Formula : C21H23NO3
Molecular Weight : 337.41
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[pname] => α-Hydroxy Olopatadine
[catalogue_number] => PA 15 25560
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[weight] => 353.41
[form] => C21H23NO4
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Catalogue No.:PA 15 25560
Molecular Formula : C21H23NO4
Molecular Weight : 353.41
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[weight] => 352.39
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N-Nitroso Olopatadine N-Desmethyl Impurity
Catalogue No.:PA 15 0611009
Molecular Formula : C20H20N2O4
Molecular Weight : 352.39
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[weight] => 355.43
[form] => C21H25NO4
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2-(11-(3-(Dimethylamino)propyl)-11-hydroxy-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic Acid
Catalogue No.:PA 15 0611010
Molecular Formula : C21H25NO4
Molecular Weight : 355.43
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(Z)-2-Hydroxy-2-(11-(3-(methyl(nitroso)amino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic Acid
Catalogue No.:PA 15 0611011
Molecular Formula : C20H20N2O5
Molecular Weight : 368.39