Description

Sodium Bis[4-Hydroxy-3-[(2-Hydroxy-1-Naphthyl)Azo]Benzenesulphonamidato(2-)]Cobaltate(1-) is a high-purity, complex organometallic dye and coordination compound, valued for its intense color and stability. This product is essential for applications requiring a specific, durable pigment or a precise catalytic metal complex. It is primarily sought by manufacturers in the specialty dyes and pigments, analytical chemistry, and advanced materials research sectors.

Application

• Specialty Dye and Pigment Manufacturing: Used as a key intermediate or colorant for producing high-performance dyes, inks, and coatings.
• Analytical Reagent: Employed as a complexometric indicator or a chromogenic agent in spectrophotometric analysis and titration methods.
• Catalyst Research: Serves as a precursor or model compound in the study of cobalt-based catalysts for organic synthesis.
• Functional Materials: Investigated for use in the development of optical sensors, non-linear optical (NLO) materials, and other advanced material systems.
• Laboratory Chemical: Used as a standardized reagent in research and quality control laboratories for specific chemical syntheses or tests.

Basic Information

Product Name	Sodium Bis[4-Hydroxy-3-[(2-Hydroxy-1-Naphthyl)Azo]Benzenesulphonamidato(2-)]Cobaltate(1-)
CAS No.	58302-43-5
Molecular Formula	C34H22CoN6NaO8S2
Molecular Weight	789.68 g/mol
Synonyms	C.I. Mordant Black 17; Sodium 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]benzenesulfonamidatocobaltate; Cobalt complex of 4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]benzenesulfonamide; Acid Chrome Dark Blue; Mordant Black 17; C.I. 15705; Sodium cobaltate complex of 1-(2-hydroxynaphthylazo)-2-hydroxy-5-sulfamoylbenzene
EINECS	Contact for details

Quality Control

Our production of Sodium Bis[4-Hydroxy-3-[(2-Hydroxy-1-Naphthyl)Azo]Benzenesulphonamidato(2-)]Cobaltate(1-) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet exacting specifications. A Certificate of Analysis (COA) detailing key parameters is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials and sources of heat.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Soluble in water, alkaline solutions

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.