Linagliptin impurity 139 CAS 2137744-33-1

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.2137744-33-1
Molecular FormulaC26H28N8O3
Molecular Weight500.55 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Linagliptin impurity 139 CAS 2137744-33-1 chemical structure

Description

Linagliptin impurity 139 (CAS 2137744-33-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H28N8O3. Molecular weight: 500.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC26H28N8O3
Molecular Weight500.55 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms8

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