Sivelestat sodium impurity 35 CAS 99-77-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.99-77-5
Molecular FormulaC6H4O7S2 2*Na
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Sivelestat sodium impurity 35 CAS 99-77-5 chemical structure

Description

Sivelestat sodium impurity 35 (CAS 99-77-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H4O7S2 2*Na. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC6H4O7S2 2*Na
Molecular Weight275.20 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Sulfur Atoms2

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