Rupatadine-d4 Fumarate (CAS 1795153-63-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H22D4ClN3 C4H4O4. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C26H22D4ClN3 C4H4O4
Molecular Weight
536.06 g/mol
Appearance
Pale yellow to yellow crystalline powder. (slight halide-like odor)
Purity
>95%
Storage
Store in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)
Soluble in DMSO, DMF, methanol
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions