Tryptophan EP Impurity K (CAS 149724-31-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C20H19N3O2. Molecular weight: 333.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
Molecular Formula
C20H19N3O2
Molecular Weight
333.38 g/mol
Appearance
Pale yellow to yellow crystalline powder
Purity
>95%
Storage
Store at 2-8°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