Semaglutide Impurity 128 CAS 2490269-78-6

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.2490269-78-6
Molecular FormulaC27H32N2O7
Molecular Weight496.55 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Semaglutide Impurity 128 CAS 2490269-78-6 chemical structure

Description

Semaglutide Impurity 128 (CAS 2490269-78-6) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C27H32N2O7. Molecular weight: 496.55 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC27H32N2O7
Molecular Weight496.55 g/mol
AppearancePale yellow to yellow crystalline powder
Purity≥95%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Nitrogen Atoms2

Related Semaglutide Standards

Recommended Standards

Why CATO?