Torasemide Impurity 28 CAS 58154-83-9

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.58154-83-9
Molecular FormulaC16H20N4O4S
Molecular Weight364.42 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Torasemide Impurity 28 CAS 58154-83-9 chemical structure

Description

Torasemide Impurity 28 (CAS 58154-83-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H20N4O4S. Molecular weight: 364.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC16H20N4O4S
Molecular Weight364.42 g/mol
Purity>95%
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms4
Sulfur Atoms1

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