Glycopyrronium Bromide Impurity N1 CAS 13283-82-4

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.13283-82-4
Molecular FormulaC19H28NO3
Molecular Weight318.43 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Glycopyrronium Bromide Impurity N1 CAS 13283-82-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 318.43 g/mol gives Glycopyrronium Bromide Impurity N1 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Glycopyrronium Bromide Impurity N1 (CAS 13283-82-4) is a certified pharmaceutical impurity reference standard with the molecular formula C19H28NO3 and a molecular weight of 318.43 g/mol.

Based on its molecular formula C19H28NO3, Glycopyrronium Bromide Impurity N1 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 318.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

As a certified reference material (CRM), Glycopyrronium Bromide Impurity N1 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H28NO3
Molecular Weight318.43 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Nitrogen Atoms1

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