Description

6-Amino-5-[(2,5-Dichloro-4-Sulfophenyl)Azo]-4-Hydroxy-2-Naphthalenesulfonic Acid is a high-purity, functionalized azo dye intermediate essential for synthesizing specialized colorants. Its value lies in its precise molecular structure, which imparts specific color and stability properties to the final dye products. This compound is primarily needed by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance pigments and dyes.

Application

This azo dye intermediate is a key building block for creating complex color molecules. Its primary and related applications include:

• Primary Intermediate for Reactive Dyes: Used in the synthesis of reactive dyes for cotton and other cellulose fibers.
• Specialty Pigment Manufacturing: Serves as a precursor for high-grade organic pigments used in inks and coatings.
• Textile Dye Production: A critical component in manufacturing dyes for wool, silk, and nylon.
• Laboratory & Research Chemical: Used in R&D for developing new chromophores and studying azo dye chemistry.
• Functional Dye Synthesis: Potential use in creating dyes for non-textile applications, such as in paper or leather.

Basic Information

Product Name	6-Amino-5-[(2,5-Dichloro-4-Sulfophenyl)Azo]-4-Hydroxy-2-Naphthalenesulfonic Acid
CAS No.	58989-42-7
Molecular Formula	C16H10Cl2N4O7S2
Molecular Weight	513.31 g/mol
Synonyms	5-[(2,5-Dichloro-4-sulfophenyl)azo]-6-amino-4-hydroxy-2-naphthalenesulfonic acid; C.I. 27290; Acid Red 114 Intermediate; 6-Amino-4-hydroxy-5-[(2,5-dichloro-4-sulfophenyl)azo]-2-naphthalenesulfonic acid; 2-Naphthalenesulfonic acid, 6-amino-5-[(2,5-dichloro-4-sulfophenyl)azo]-4-hydroxy-; Azo dye intermediate 58989-42-7; 2,5-Dichloro-4-sulfophenyl azo naphthalene derivative
EINECS	Contact for details

Quality Control

Our production of 6-Amino-5-[(2,5-Dichloro-4-Sulfophenyl)Azo]-4-Hydroxy-2-Naphthalenesulfonic Acid adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for industrial synthesis. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Water Solubility	Soluble

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