Description

8,8'-[Carbonylbis[Imino-3,1-Phenylenecarbonylimino(4-Methyl-3,1-Phenylene)Carbonylimino]]Bisnaphthalene-1,3,5-Trisulphonic Acid is a high-purity, complex organic dye intermediate characterized by its multiple sulfonic acid groups. This compound is valued for its ability to impart strong color fastness and water solubility, making it a critical precursor in the synthesis of advanced dyes and pigments. It is primarily sought by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Primary Intermediate for Acid Dyes: Key building block in the synthesis of high-quality acid dyes for wool, silk, and nylon.
• Specialty Ink Formulations: Used in the production of inks for digital textile printing and security applications.
• Functional Dye Synthesis: Serves as a precursor for dyes used in biological staining and analytical chemistry.
• Polymer Colorant: Incorporated into polymers and plastics to achieve specific, stable coloration.
• Research & Development: Utilized in academic and industrial R&D for developing novel chromophores and fluorescent markers.

Basic Information

Product Name	8,8'-[Carbonylbis[Imino-3,1-Phenylenecarbonylimino(4-Methyl-3,1-Phenylene)Carbonylimino]]Bisnaphthalene-1,3,5-Trisulphonic Acid
CAS No.	145-63-1
Molecular Formula	C53H34N8O19S6
Molecular Weight	~1255.28 g/mol
Synonyms	Acid Black 107; C.I. 15711; 8,8'-[Carbonylbis(imino-3,1-phenylenecarbonylimino(4-methyl-3,1-phenylene)carbonylimino)]di-1,3,5-naphthalenetrisulfonic acid; 1,3,5-Naphthalenetrisulfonic acid, 8,8'-[carbonylbis[imino-3,1-phenylenecarbonylimino(4-methyl-3,1-phenylene)carbonylimino]]bis-; C.I. Acid Black 107; Black 107; Acid Black 107 (C.I. 15711)
EINECS	Contact for details

Quality Control

Our production of 8,8'-[Carbonylbis[Imino-3,1-Phenylenecarbonylimino(4-Methyl-3,1-Phenylene)Carbonylimino]]Bisnaphthalene-1,3,5-Trisulphonic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and chemical identity. Certificates of Analysis (COA) detailing key specifications are provided to guarantee traceability and compliance with your technical requirements.

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). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	Dark blue to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 5.0%
Ash Content	≤ 1.0%
Water Solubility	Completely soluble

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