N-Nitroso Atropine EP Impurity B CAS 55855-45-3

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.55855-45-3
Molecular FormulaC16H20N2O4
Molecular Weight304.34 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

N-Nitroso Atropine EP Impurity B CAS 55855-45-3 chemical structure

Description

N-Nitroso Atropine EP Impurity B (CAS 55855-45-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H20N2O4. Molecular weight: 304.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC16H20N2O4
Molecular Weight304.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1972
Nitrogen Atoms2

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