Tiotropium EP Impurity A CAS 4746-63-8

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.4746-63-8
Molecular FormulaC10H8O3S2
Molecular Weight240.30 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tiotropium EP Impurity A CAS 4746-63-8 chemical structure

Description

High-purity Tiotropium EP Impurity A (CAS 4746-63-8) pharmacopoeial impurity standards reference standard. Molecular formula: C10H8O3S2. Molecular weight: 240.30 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC10H8O3S2
Molecular Weight240.30 g/mol
Purity>90%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Sulfur Atoms2

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