N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide CAS 1704-66-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1704-66-1
Molecular FormulaC8H7N5O4
Molecular Weight237.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide CAS 1704-66-1 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide.

N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide (CAS 1704-66-1), molecular formula C8H7N5O4 and molecular weight 237.17 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide (C8H7N5O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 237.17 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC8H7N5O4
Molecular Weight237.17 g/mol
AppearancePale yellow to yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms5

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