Crisaborole Impurity 48 CAS 22532-61-2

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.22532-61-2
Molecular FormulaC7H5BrO2
Molecular Weight201.02 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Crisaborole Impurity 48 CAS 22532-61-2 chemical structure

Description

Crisaborole Impurity 48 (CAS 22532-61-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5BrO2. Molecular weight: 201.02 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC7H5BrO2
Molecular Weight201.02 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentBr-containing

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