5-Amino-N-(2-ethylphenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carboxamide CAS 899973-29-6

Purity 97%+In StockPharmaceutical Standards
CAS No.899973-29-6
Molecular FormulaC18H18FN5O
Molecular Weight339.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Amino-N-(2-ethylphenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carboxamide CAS 899973-29-6 chemical structure

Description

As a certified reference material (CRM), 5-Amino-N-(2-ethylphenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-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.

5-Amino-N-(2-ethylphenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carboxamide (CAS 899973-29-6), molecular formula C18H18FN5O and molecular weight 339.37 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, fluorine substitution, 5-Amino-N-(2-ethylphenyl)-1-(4-fluorobenzyl)-1H-1,2,3-triazole-4-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 339.37 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

Physical & Chemical Properties

Molecular FormulaC18H18FN5O
Molecular Weight339.37 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentF-containing
Nitrogen Atoms5

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