2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) CAS 2583-80-4

Purity 97%+In StockPharmaceutical Standards
CAS No.2583-80-4
Molecular FormulaC24H15N3O6S2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) CAS 2583-80-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 528.51 g/mol gives 2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) (CAS 2583-80-4), a certified reference material (molecular formula C24H15N3O6S2Na, MW 528.51 g/mol) for analytical method development and quality control.

The molecular framework of 2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) (C24H15N3O6S2Na) is characterized by a flavonoid core, 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2H-Naphtho[1,2-d]triazole-7-sulfonic acid, 2-[4-(2-phenylethenyl)-3-sulfophenyl]-, sodium salt (1:2) 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 FormulaC24H15N3O6S2 2*Na
Molecular Weight528.51 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)19.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms3
Sulfur Atoms2

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