2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE CAS 352000-05-6

Purity 97%+In StockPharmaceutical Standards
CAS No.352000-05-6
Molecular FormulaC8H9N5O5S
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE CAS 352000-05-6 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.

CATO supplies 2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE (CAS 352000-05-6), a certified reference material (molecular formula C8H9N5O5SNaH2O, MW 328.25 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 328.25 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

As a certified reference material (CRM), 2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE 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 FormulaC8H9N5O5S Na 2*H2O
Molecular Weight328.25 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.)2025
Nitrogen Atoms5
Sulfur Atoms1

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