Olopatadine Impurity 19 CAS 55690-15-8

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.55690-15-8
Molecular FormulaC18H18O5
Molecular Weight314.33 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Olopatadine Impurity 19 CAS 55690-15-8 chemical structure

Description

Olopatadine Impurity 19 (CAS 55690-15-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H18O5. Molecular weight: 314.33 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC18H18O5
Molecular Weight314.33 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1972

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