Description

4-Amino-3-Methoxyazobene-3'-Sulfonic Acid Sodium Salt is a specialized azo dye intermediate and sulfonated aromatic compound. This product is valued for its role as a key precursor in the synthesis of high-value, water-soluble dyes and pigments. It is primarily required by manufacturers in the dyestuff, textile, and specialty chemical industries for producing vibrant and stable colorants.

Application

• Primary Intermediate for Azo Dyes: Serves as a crucial coupling component in the manufacture of acid dyes, direct dyes, and reactive dyes for textiles.
• Specialty Pigment Synthesis: Used in the production of pigments for inks, coatings, and plastics where sulfonic acid groups enhance solubility and application properties.
• Biological Staining Agent Precursor: Potential use in synthesizing stains and indicators for histological and microbiological applications.
• Research & Development: Employed in chemical research for studying azo coupling reactions and developing novel chromophores.
• Functional Material Development: Investigated for use in advanced materials where its molecular structure can contribute to specific optical or electronic properties.

Basic Information

Product Name	4-Amino-3-Methoxyazobene-3'-Sulfonic Acid Sodium Salt
CAS No.	6300-07-8
Molecular Formula	C14H13N4NaO4S
Molecular Weight	356.33 g/mol
Synonyms	4-Amino-3-methoxyazobenzene-3'-sulfonic acid sodium salt; Sodium 4-amino-3-methoxyazobenzene-3'-sulfonate; 3'-Sulfo-4-amino-3-methoxyazobenzene sodium salt; C.I. 37155; Azobenzene-3'-sulfonic acid, 4-amino-3-methoxy-, sodium salt; 4-Amino-3-methoxyazobenzene-3'-sulfonate sodium; 4-Amino-3-methoxy-3'-sulfoazobenzene sodium salt
EINECS	Contact for details

Quality Control

Our production of 4-Amino-3-Methoxyazobene-3'-Sulfonic Acid Sodium Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure consistent purity, identity, and performance. A Certificate of Analysis (COA) detailing key specifications such as assay, impurity profile, and physical characteristics is provided with each shipment to guarantee 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). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Orange to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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