Description

Sodium 3-[(4-Amino-2-Methoxyphenyl)Azo]-4-Hydroxybenzenesulphonate is a high-purity azo dye intermediate essential for producing vibrant and stable colorants. This compound is valued for its precise chemical structure, which enables consistent performance in demanding synthesis processes. It is primarily required by manufacturers in the dye and pigment industries, as well as by research and development laboratories focusing on advanced organic synthesis.

Application

• Primary intermediate for the synthesis of azo dyes and pigments, particularly for shades of red, orange, and brown.
• Key component in the production of textile dyes for natural and synthetic fibers.
• Used in the formulation of specialty colorants for inks, coatings, and plastics.
• Research chemical for developing novel photographic and imaging materials.
• Potential intermediate in the synthesis of biological stains and indicators for laboratory use.
• Starting material for creating functional dyes with specific optical or electronic properties.

Basic Information

Product Name	Sodium 3-[(4-Amino-2-Methoxyphenyl)Azo]-4-Hydroxybenzenesulphonate
CAS No.	85895-93-8
Molecular Formula	C14H13N3O5SNa
Molecular Weight	358.32 g/mol
Synonyms	Benzenesulfonic acid, 3-[(4-amino-2-methoxyphenyl)azo]-4-hydroxy-, monosodium salt; 4-Amino-2-methoxyazobenzene-4'-sulfonic acid sodium salt; C.I. 18050; Sodium 4-hydroxy-3-[(4-amino-2-methoxyphenyl)azo]benzenesulfonate; 3-[(4-Amino-2-methoxyphenyl)azo]-4-hydroxybenzenesulfonic acid sodium salt; Azo dye intermediate 85895-93-8
EINECS	Contact for details

Quality Control

Our production of Sodium 3-[(4-Amino-2-Methoxyphenyl)Azo]-4-Hydroxybenzenesulphonate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry standards. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality for your critical applications.

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 strong oxidizing agents and incompatible materials. Due to its light-sensitive nature, containers should be kept in the original packaging until use.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Contact for details

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