5-Ethyl-7-(piperazin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine CAS 1774897-57-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1774897-57-2
Molecular FormulaC11H16N6
Molecular Weight232.28 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Ethyl-7-(piperazin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine CAS 1774897-57-2 chemical structure

Description

5-Ethyl-7-(piperazin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 1774897-57-2) is a high-purity analytical reference standard with the molecular formula C11H16N6 and a molecular weight of 232.28 g/mol.

The molecular framework of 5-Ethyl-7-(piperazin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine (C11H16N6) is characterized by a nitrogen-containing heterocyclic scaffold, a nitrile group. 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. 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), 5-Ethyl-7-(piperazin-1-yl)-[1,2,4]triazolo[1,5-a]pyrimidine 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 FormulaC11H16N6
Molecular Weight232.28 g/mol
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms6

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