3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide CAS 896366-52-2

Purity 97%+In StockPharmaceutical Standards
CAS No.896366-52-2
Molecular FormulaC19H20N4O3
Molecular Weight352.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide CAS 896366-52-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 352.39 g/mol gives 3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide (CAS 896366-52-2), molecular formula C19H20N4O3 and molecular weight 352.39 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 352.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 3-(2,4-Dioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-methyl-N-(2-(pyridin-2-yl)ethyl)propanamide 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 FormulaC19H20N4O3
Molecular Weight352.39 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms4

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