Diphenhydramine impurity 18 CAS 150556-79-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.150556-79-9
Molecular FormulaC19H26N2O
Molecular Weight298.42 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Diphenhydramine impurity 18 CAS 150556-79-9 chemical structure

Description

CATO supplies Diphenhydramine impurity 18 (CAS 150556-79-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H26N2O. Molecular weight: 298.42 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC19H26N2O
Molecular Weight298.42 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Nitrogen Atoms2

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