Description

Butylammonium 4-[(2-Hydroxy-1-Naphthyl)Azo]-3-Methylbenzenesulphonate is a specialized azo dye salt, also known as a naphthol AS derivative, valued for its precise chromophoric properties and solubility characteristics. This compound is engineered to deliver consistent color performance and stability in demanding industrial formulations. It is primarily required by manufacturers in the pigments, inks, coatings, and specialty chemical synthesis sectors where high-purity intermediates are critical.

Application

• As a key colorant intermediate for the synthesis of high-performance organic pigments.
• In the formulation of specialized printing inks requiring specific solubility and hue properties.
• As a functional dye component in the production of industrial coatings and paints.
• For research and development of novel azo-based dyes and pigments in academic and industrial laboratories.
• Potential use as a staining agent or indicator in analytical chemistry applications.
• In the manufacturing of colored plastics and polymers where thermal stability is required.

Basic Information

Product Name	Butylammonium 4-[(2-Hydroxy-1-Naphthyl)Azo]-3-Methylbenzenesulphonate
CAS No.	84878-19-3
Molecular Formula	C21H25N3O4S
Molecular Weight	415.51 g/mol
Synonyms	Butylammonium 4-[(2-hydroxy-1-naphthyl)azo]-3-methylbenzenesulfonate; 4-[(2-Hydroxy-1-naphthyl)azo]-3-methylbenzenesulfonic acid butylammonium salt; Naphthol AS derivative salt; Azo dye salt 84878-19-3; Butylamine salt of 3-methyl-4-[(2-hydroxy-1-naphthyl)azo]benzenesulfonic acid; C.I. Azoic Coupling Component; Light-sensitive azo compound
EINECS	Contact for details

Quality Control

Our production of Butylammonium 4-[(2-Hydroxy-1-Naphthyl)Azo]-3-Methylbenzenesulphonate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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