N-Nitroso Quinapril CAS 2922985-13-3

Purity >95%In StockPharmaceutical Standards
CAS No.2922985-13-3
Molecular FormulaC25H29N3O6
Molecular Weight467.51 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Nitroso Quinapril CAS 2922985-13-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 467.51 g/mol gives N-Nitroso Quinapril distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-Nitroso Quinapril (CAS 2922985-13-3) is a high-purity analytical reference standard with the molecular formula C25H29N3O6 and a molecular weight of 467.51 g/mol.

The molecular framework of N-Nitroso Quinapril (C25H29N3O6) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), N-Nitroso Quinapril 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 FormulaC25H29N3O6
Molecular Weight467.51 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2004
Nitrogen Atoms3

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