Vecuronium Bromide EP Impurity C CAS 73319-13-8

Purity >95.0%In StockPharmacopoeial Impurity Standards
CAS No.73319-13-8
Molecular FormulaC32H55N2O3
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Vecuronium Bromide EP Impurity C CAS 73319-13-8 chemical structure

Description

The occurrence of Vecuronium Bromide EP Impurity C is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Vecuronium Bromide EP Impurity C (CAS 73319-13-8) is a certified pharmaceutical impurity reference standard with the molecular formula C32H55N2O3Br and a molecular weight of 595.71 g/mol.

The molecular framework of Vecuronium Bromide EP Impurity C (C32H55N2O3Br) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), Vecuronium Bromide EP Impurity C 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 FormulaC32H55N2O3 Br
Molecular Weight595.71 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity>95.0%
StorageStore in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Halogen ContentBr-containing
Nitrogen Atoms2

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