Oxymetazoline Impurity 18 CAS CATO-C4X-172318

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-172318
Molecular FormulaC12H18O
Molecular Weight178.27 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Oxymetazoline Impurity 18 CAS CATO-C4X-172318 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 178.27 g/mol gives Oxymetazoline Impurity 18 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Oxymetazoline Impurity 18 (CAS CATO-C4X-172318) is a certified pharmaceutical impurity reference standard with the molecular formula C12H18O and a molecular weight of 178.27 g/mol.

Oxymetazoline Impurity 18 (C12H18O) contains a hydroxyl group, an ether linkage, an aromatic ring system. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), Oxymetazoline Impurity 18 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 FormulaC12H18O
Molecular Weight178.27 g/mol
Purity>95%
StorageStore at 2-8°C
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present

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