N-(5-amino-4H-1,2,4-triazol-3-yl)propane-1-sulfonamide CAS 1781241-36-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1781241-36-8
Molecular FormulaC5H11N5O2S
Molecular Weight205.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(5-amino-4H-1,2,4-triazol-3-yl)propane-1-sulfonamide CAS 1781241-36-8 chemical structure

Description

N-(5-amino-4H-1,2,4-triazol-3-yl)propane-1-sulfonamide (CAS 1781241-36-8), molecular formula C5H11N5O2S and molecular weight 205.24 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H11N5O2S, N-(5-amino-4H-1,2,4-triazol-3-yl)propane-1-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 205.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), N-(5-amino-4H-1,2,4-triazol-3-yl)propane-1-sulfonamide 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 FormulaC5H11N5O2S
Molecular Weight205.24 g/mol
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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1994
Nitrogen Atoms5
Sulfur Atoms1

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