Tretinoin EP Impurity C (Isotretinoin EP Impurity C, 11,13-di-cis-Retinoic Acid) (CAS 3555-80-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H28O2. Molecular weight: 300.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
Molecular Formula
C20H28O2
Molecular Weight
300.44 g/mol
Appearance
Off-white to pale yellow crystalline powder
Purity
>95%
Storage
Store at 2-8°C, protect from light
Solubility (reference)
Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light