Losartan Impurity K CAS 1159977-26-0

Purity 95%In StockPharmacopoeial Impurity Standards
CAS No.1159977-26-0
Molecular FormulaC21H20Cl2N6
Molecular Weight427.33 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Losartan Impurity K CAS 1159977-26-0 chemical structure

Description

CATO supplies Losartan Impurity K (CAS 1159977-26-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H20Cl2N6. Molecular weight: 427.33 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC21H20Cl2N6
Molecular Weight427.33 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity95%
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl-containing
Nitrogen Atoms6

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