Dapsone EP Impurity A CAS 25963-47-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.25963-47-7
Molecular FormulaC12H11NO3S
Molecular Weight249.29 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Dapsone EP Impurity A CAS 25963-47-7 chemical structure

Description

Dapsone EP Impurity A (CAS 25963-47-7) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C12H11NO3S. Molecular weight: 249.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC12H11NO3S
Molecular Weight249.29 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms1
Sulfur Atoms1

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