Description

Chromate(3-), Bis[3-Hydroxy-4-[(2-Hydroxy-1-Naphthalenyl)Azo]-7-Nitro-1-Naphthalenesulfonato(3-)]-, Ethanolamine Sodium Salts is a complex, high-purity azo dye intermediate and metal complex salt. This compound is valued for its precise chemical structure, which is critical for producing consistent and vibrant colorants in specialized applications. It is primarily required by manufacturers in the pigments, dyes, and advanced materials sectors seeking reliable, high-performance intermediates for their synthesis processes.

Application

• Precursor for High-Performance Pigments: Serves as a key intermediate in the synthesis of complex organic pigments, particularly azo-based pigments known for their color strength and durability.
• Specialty Dye Manufacturing: Used in the production of specialized dyes for technical textiles, inks, and coatings that require specific lightfastness and chemical resistance properties.
• Analytical Chemistry Reagent: May be employed as a chromogenic agent or complexometric indicator in specific analytical procedures due to its distinct color-changing properties upon metal binding.
• Research & Development: Utilized in chemical R&D for developing new colorants, functional materials, or as a model compound in coordination chemistry studies.
• Functional Material Synthesis: Potential use in the creation of advanced materials where metal-organic complexes are needed for their optical or electronic properties.

Basic Information

Product Name	Chromate(3-), Bis[3-Hydroxy-4-[(2-Hydroxy-1-Naphthalenyl)Azo]-7-Nitro-1-Naphthalenesulfonato(3-)]-, Ethanolamine Sodium Salts
CAS No.	84989-24-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Mordant Black 17 (Chromium complex); Mordant Black 17, chromium complex; Chromium complex of 3-Hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitro-1-naphthalenesulfonic acid; Ethanolamine sodium salt of chromium azo dye complex; Bis(3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulfonato)chromate(3-) ethanolamine sodium salts; Azo chromium complex dye intermediate; CI 15705:1 (related)
EINECS	Contact for details

Quality Control

Our production of this specialty chemical intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Quality is verified through a suite of analytical techniques including HPLC, UV-Vis spectroscopy, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 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.