4-Amino-n-(5-ethyl-1,3,4-thiadiazol-2-yl)benzenesulfonamide hydrate CAS 1172849-20-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1172849-20-5
Molecular FormulaC10H12N4O2S2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Amino-n-(5-ethyl-1,3,4-thiadiazol-2-yl)benzenesulfonamide hydrate CAS 1172849-20-5 chemical structure

Description

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.

4-Amino-n-(5-ethyl-1,3,4-thiadiazol-2-yl)benzenesulfonamide hydrate (CAS 1172849-20-5), molecular formula C10H12N4O2S2H2O and molecular weight 302.37 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C10H12N4O2S2H2O, 4-Amino-n-(5-ethyl-1,3,4-thiadiazol-2-yl)benzenesulfonamide hydrate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 302.37 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.

As a certified reference material (CRM), 4-Amino-n-(5-ethyl-1,3,4-thiadiazol-2-yl)benzenesulfonamide hydrate 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 FormulaC10H12N4O2S2 H2O
Molecular Weight302.37 g/mol
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms4
Sulfur Atoms2

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