Description

3-[[1-Hydroxy-6-[[[[4-[(8-Hydroxy-3,6-Disulpho-1-Naphthyl)Azo]-2-Methoxy-5-Methylphenyl]Amino]Carbonyl]Amino]-3-Sulpho-2-Naphthyl]Azo]-p-Anisic Acid is a high-purity, complex azo dye intermediate of significant industrial importance. This compound matters for its role as a critical precursor in the synthesis of specialized dyes and pigments, offering precise color properties and structural integrity. It is primarily needed by manufacturers in the textile, ink, and specialty chemical industries seeking to produce high-performance colorants with specific fastness and solubility characteristics.

Application

• Primary Intermediate for Reactive Dyes: A key building block in the manufacture of high-grade reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Synthesis: Used in the production of complex organic pigments for inks, coatings, and plastics requiring excellent color strength and stability.
• Textile Dyeing: Imparts specific color shades with good wash and light fastness in advanced textile applications.
• Functional Dye Manufacturing: Serves as a precursor for dyes used in non-textile applications, such as in paper coloring or biological staining.
• Research & Development: Utilized in chemical R&D for developing novel chromophores and studying azo dye chemistry and properties.

Basic Information

Item	Details
Product Name	3-[[1-Hydroxy-6-[[[[4-[(8-Hydroxy-3,6-Disulpho-1-Naphthyl)Azo]-2-Methoxy-5-Methylphenyl]Amino]Carbonyl]Amino]-3-Sulpho-2-Naphthyl]Azo]-p-Anisic Acid
CAS No.	93919-21-2
Molecular Formula	C36H26N6O14S3
Molecular Weight	870.82 g/mol
Synonyms	p-Anisic acid, 3-[[1-hydroxy-6-[[[[4-[(8-hydroxy-3,6-disulfo-1-naphthalenyl)azo]-2-methoxy-5-methylphenyl]amino]carbonyl]amino]-3-sulfo-2-naphthalenyl]azo]-; CI 27290; Acid Blue 27290; Azo dye intermediate 93919-21-2; 3-[(1-Hydroxy-6-{[(4-[(8-hydroxy-3,6-disulfo-1-naphthyl)azo]-2-methoxy-5-methylphenyl)carbamoyl]amino}-3-sulfo-2-naphthyl)azo]-4-methoxybenzoic acid
EINECS	Contact for details

Quality Control

Our production of 3-[[1-Hydroxy-6-[[[[4-[(8-Hydroxy-3,6-Disulpho-1-Naphthyl)Azo]-2-Methoxy-5-Methylphenyl]Amino]Carbonyl]Amino]-3-Sulpho-2-Naphthyl]Azo]-p-Anisic Acid adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for industrial synthesis. The material is manufactured under a robust quality management system, with purity and identity confirmed via advanced analytical techniques. Certificates of Analysis (COA) detailing key specifications are 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 absorption of atmospheric moisture, which can affect product performance. 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%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0%

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