Description

Ammonium Sodium 8-[(4-Amino-2-Chloro-5-Methoxyphenyl)Azo]-6-Ethoxy-5-[(2-Hydroxy-6-Sulphonatonaphthyl)Azo]Naphthalene-2-Sulphonate is a high-purity, complex disazo dye intermediate essential for producing vibrant and stable colorants. Its precise molecular structure, identified by CAS 83950-08-7, offers superior chromophore properties critical for demanding technical applications. This product is primarily required by manufacturers in the specialty dyes and pigments industry for creating high-performance inks, coatings, and textile colorants.

Application

• As a key chromophore intermediate in the synthesis of high-grade azo dyes and pigments.
• Manufacturing of specialized inks for industrial printing and packaging applications.
• Production of colorants for textile dyeing and printing, offering good wash and light fastness.
• Formulation of pigments for coatings and plastics, where color stability is paramount.
• Potential use in the development of functional dyes for non-textile applications, including optical media.
• Research and development of novel colorimetric sensors and analytical reagents.

Basic Information

Product Name	Ammonium Sodium 8-[(4-Amino-2-Chloro-5-Methoxyphenyl)Azo]-6-Ethoxy-5-[(2-Hydroxy-6-Sulphonatonaphthyl)Azo]Naphthalene-2-Sulphonate
CAS No.	83950-08-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	8-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-6-ethoxy-5-[(2-hydroxy-6-sulfonato-1-naphthyl)azo]naphthalene-2-sulfonic acid, ammonium sodium salt; C.I. Pigment Red 276; Disazo dye intermediate; Ammonium sodium salt of a disazo naphthalene sulfonic acid; Complex disazo pigment precursor; Azo dye compound 83950-08-7
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed against stringent in-house specifications, which typically include parameters for identity, assay, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all test results is 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, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product performance.

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	Contact for details
Heavy Metals	≤ 20 ppm

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