4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt CAS 56120-28-6

Purity >95%In StockPharmaceutical Standards
CAS No.56120-28-6
Molecular FormulaC12H9N3O6S2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt CAS 56120-28-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 378.33 g/mol gives 4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt (CAS 56120-28-6) is a high-purity analytical reference standard with the molecular formula C12H9N3O6S2Na and a molecular weight of 378.33 g/mol.

The molecular framework of 4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt (C12H9N3O6S2Na) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 4,4-(Diazoamino)Dibenzenesulfonic Acid Disodium Salt 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 FormulaC12H9N3O6S2 2*Na
Molecular Weight378.33 g/mol
Purity>95%
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms3
Sulfur Atoms2

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