Description

Sodium 5-[[4-(Acetylamino)Phenyl]Azo]Salicylate is an azo dye intermediate and analytical reagent known for its distinct colorimetric properties. This compound is valued for its role in the synthesis of specific dyes and pigments, as well as its utility in chemical analysis and research. It is primarily required by manufacturers in the dye and pigment industry, analytical laboratories, and research institutions developing colorimetric detection methods.

Application

• Key intermediate in the synthesis of azo dyes and pigments for textiles, inks, and plastics.
• Used as a colorimetric reagent and indicator in analytical chemistry applications.
• Potential component in the formulation of specialized stains and biological dyes for microscopy.
• Employed in research and development of novel chromogenic sensors and detection systems.
• May serve as a starting material for the production of light-sensitive materials in specific photographic processes.
• Used in quality control laboratories for standard preparation and calibration in spectrophotometric analysis.

Basic Information

Product Name	Sodium 5-[[4-(Acetylamino)Phenyl]Azo]Salicylate
CAS No.	6408-39-5
Molecular Formula	C15H12N3NaO4
Molecular Weight	321.26 g/mol
Synonyms	5-[(4-Acetamidophenyl)azo]salicylic acid sodium salt; C.I. 18050; Sodium 5-(4-acetamidophenylazo)salicylate; Azosulfamide; Acid Yellow 36 (sodium salt); 4-Acetamidoazobenzene-2'-carboxylic acid sodium salt; 5-[(p-Acetamidophenyl)azo]salicylic acid sodium salt; Sodium 2-hydroxy-5-[(4-acetamidophenyl)azo]benzoate
EINECS	229-064-6

Quality Control

Our Sodium 5-[[4-(Acetylamino)Phenyl]Azo]Salicylate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications and test results is provided with every shipment to guarantee compliance with your 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). Due to its hygroscopic nature, protect from moisture and store under dry, inert conditions if specified for high-purity grades.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Residue on Ignition (Sulfated Ash)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%

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