Nicorandil impurity 68 CAS CATO-C4X-190768

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-190768
Molecular FormulaC16H19N4O3
Molecular Weight315.35 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Nicorandil impurity 68 CAS CATO-C4X-190768 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 315.35 g/mol gives Nicorandil impurity 68 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Nicorandil impurity 68 (CAS CATO-C4X-190768) is a certified pharmaceutical impurity reference standard with the molecular formula C16H19N4O3 and a molecular weight of 315.35 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, Nicorandil impurity 68 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 315.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

CATO manufactures Nicorandil impurity 68 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC16H19N4O3
Molecular Weight315.35 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)9.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms4

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