Letrozole Impurity 34 CAS 2500927-63-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.2500927-63-7
Molecular FormulaC17H13N5O
Molecular Weight303.32 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Letrozole Impurity 34 CAS 2500927-63-7 chemical structure

Description

Letrozole Impurity 34 (CAS 2500927-63-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H13N5O. Molecular weight: 303.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC17H13N5O
Molecular Weight303.32 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Nitrogen Atoms5

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