Kyprolis Impurity K (CAS 70637-26-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C27H36N2O5. Molecular weight: 468.59 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C27H36N2O5
Molecular Weight
468.59 g/mol
Appearance
Pale yellow to yellow crystalline powder
Purity
97%+
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