Rosiglitazone Impurity (5-[4-N-(2-Pyridylamino)ethoxy]benzylidene] thiazolidine-2,4-dione) CAS 643764-88-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.643764-88-9
Molecular FormulaC17H15N3O3S
Molecular Weight341.38 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Rosiglitazone Impurity (5-[4-N-(2-Pyridylamino)ethoxy]benzylidene] thiazolidine-2,4-dione) CAS 643764-88-9 chemical structure

Description

Rosiglitazone Impurity (5-[4-N-(2-Pyridylamino)ethoxy]benzylidene] thiazolidine-2,4-dione) (CAS 643764-88-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H15N3O3S. Molecular weight: 341.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC17H15N3O3S
Molecular Weight341.38 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms3
Sulfur Atoms1

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