N-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide CAS 400079-55-2

Purity 97%+In StockPharmaceutical Standards
CAS No.400079-55-2
Molecular FormulaC21H18N4O
Molecular Weight342.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide CAS 400079-55-2 chemical structure

Description

The occurrence of N-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

N-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide (CAS 400079-55-2), molecular formula C21H18N4O and molecular weight 342.39 g/mol, is a CATO reference standard with documented purity and traceability.

N-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide (C21H18N4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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).

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-(2-methylbut-3-yn-2-yl)-4-phenyl-2-(pyridin-3-yl)pyrimidine-5-carboxamide 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 FormulaC21H18N4O
Molecular Weight342.39 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4

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