Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate CAS 15922-66-4

Purity 97%+In StockPharmaceutical Standards
CAS No.15922-66-4
Molecular FormulaC12H12N4O4
Molecular Weight276.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate CAS 15922-66-4 chemical structure

Description

The occurrence of Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate (CAS 15922-66-4), a certified reference material (molecular formula C12H12N4O4, MW 276.25 g/mol) for analytical method development and quality control.

Structurally, Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate (C12H12N4O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 276.25 g/mol, it falls into the medium-molecular-weight range. 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), Ethyl 5-methyl-1-(4-nitrophenyl)-1h-1,2,3-triazole-4-carboxylate 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 FormulaC12H12N4O4
Molecular Weight276.25 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Nitrogen Atoms4

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