Rupatadine impurity 1 (CAS 1118754-56-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C7H7Br2N HBr. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
Molecular Formula
C7H7Br2N HBr
Molecular Weight
345.86 g/mol
Appearance
White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity
97%+
Storage
Store at 2-8°C, protect from light
Solubility (reference)
Soluble in methanol, acetonitrile, DMSO
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light