Diphenhydramine EP Impurity C CAS 118-23-0

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.118-23-0
Molecular FormulaC17H20Br
Molecular Weight334.25 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Diphenhydramine EP Impurity C CAS 118-23-0 chemical structure

Description

Order Diphenhydramine EP Impurity C (CAS 118-23-0) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C17H20Br. Molecular weight: 334.25 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC17H20Br
Molecular Weight334.25 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentBr-containing

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