Letrozole EP Impurity A CAS 112809-52-6

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.112809-52-6
Molecular FormulaC17H11N5
Molecular Weight285.30 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Letrozole EP Impurity A CAS 112809-52-6 chemical structure

Description

High-purity Letrozole EP Impurity A (CAS 112809-52-6) pharmacopoeial impurity standards reference standard. Molecular formula: C17H11N5. Molecular weight: 285.30 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC17H11N5
Molecular Weight285.30 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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms5

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