Description

Cobaltate(3-), [4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)][5-amino-6-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)]-, trisodium is a high-purity, complex azo dye intermediate based on a cobalt coordination compound. This product matters for its role in synthesizing specialized dyes and pigments, offering excellent color fastness and stability for demanding applications. It is primarily needed by manufacturers in the colorant, specialty chemical, and advanced materials industries seeking consistent, high-quality intermediates for their production processes.

Application

• Primary Intermediate for Complex Azo Dyes: Serves as a key building block in the synthesis of high-performance, metal-complex azo dyes.
• Specialty Pigment Manufacturing: Used in the production of pigments for coatings, inks, and plastics requiring enhanced durability and color properties.
• Research & Development: A valuable compound for R&D laboratories exploring new coordination chemistry, dye structures, and material science applications.
• Analytical Reagent: Potential use as a specialized reagent or standard in analytical chemistry due to its defined structure.

Basic Information

Product Name	Cobaltate(3-), [4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)][5-amino-6-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)]-, trisodium
CAS No.	82457-28-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Trisodium Cobalt(III) Bis(azo-naphthalenesulfonate) Complex; C.I. Mordant Black 17 (related complex); Cobalt Complex Azo Dye Intermediate; Trisodium [4-amino-3-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)][5-amino-6-[(2-hydroxy-3,5-dinitrophenyl)azo]-1-naphthalenesulfonato(3-)]cobaltate(3-); Azo Dye Metal Complex; Cobalt-based Azo Colorant
EINECS	Contact for details

Quality Control

Our Cobaltate(3-) trisodium complex is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are provided to guarantee the material meets your technical requirements and supports your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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