Description

3,3'-[Iminobis[(1-Hydroxy-3-Sodiosulfonaphthalene-6,2-Diyl)Azo(4,1-Phenylene)Azo]]Bis[4,5-Dihydroxynaphthalene-2,7-Disulfonic Acid Disodium] Salt is a high-purity, complex azo dye intermediate of significant industrial importance. This compound is valued for its role as a key precursor in the synthesis of specialized dyes and pigments, offering excellent color properties and structural stability. It is primarily sought by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Primary Intermediate for Dye Synthesis: A critical building block for manufacturing complex azo dyes, particularly for textiles and leather.
• Specialty Pigment Production: Used in the formulation of high-grade pigments for inks, coatings, and plastics requiring specific color fastness and stability.
• Research & Development: Serves as a valuable reagent in chemical research for developing novel chromophores and functional dyes.
• Analytical Chemistry: Can be utilized as a staining agent or colorimetric indicator in specific laboratory applications.
• Functional Material Development: Investigated for use in advanced materials where its conjugated structure and functional groups are beneficial.

Basic Information

Product Name	3,3'-[Iminobis[(1-Hydroxy-3-Sodiosulfonaphthalene-6,2-Diyl)Azo(4,1-Phenylene)Azo]]Bis[4,5-Dihydroxynaphthalene-2,7-Disulfonic Acid Disodium] Salt
CAS No.	6473-12-7
Molecular Formula	C52H30N8Na6O22S6
Molecular Weight	~1469.2 g/mol (Contact for exact details)
Synonyms	Acid Black 107; C.I. 26370; Disodium 3,3'-[iminobis[(1-hydroxy-3-sodiosulfonaphthalene-6,2-diyl)azo(4,1-phenylene)azo]]bis[4,5-dihydroxynaphthalene-2,7-disulfonate]; 3,3'-[Iminobis[(1-hydroxy-3-sulfonato-6,2-naphthalenediyl)azo(4,1-phenylene)azo]]bis[4,5-dihydroxy-2,7-naphthalenedisulfonic acid] hexasodium salt; Azo Black 107; Leather Black 107; Hexasodium 3,3'-[iminobis[(1-hydroxy-3-sulfonato-6,2-naphthalenediyl)azo(4,1-phenylene)azo]]bis[4,5-dihydroxynaphthalene-2,7-disulfonate]
EINECS	Contact for details

Quality Control

Our production of 3,3'-[Iminobis[(1-Hydroxy-3-Sodiosulfonaphthalene-6,2-Diyl)Azo(4,1-Phenylene)Azo]]Bis[4,5-Dihydroxynaphthalene-2,7-Disulfonic Acid Disodium] Salt adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including chromatography and spectroscopy, to verify identity and assay. Certificates of Analysis (COA) detailing purity, impurity profile, and physical specifications are provided with every 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Dark powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Partially soluble

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