Description

Sodium 4-[(2-Bromo-1-Oxoallyl)Amino]-2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]Benzenesulphonate is a specialized azo dye intermediate with a complex molecular structure designed for high-value synthesis. This compound matters for its role as a key precursor in the production of advanced, high-performance dyes and pigments, offering precise color properties and stability. Industrial manufacturers in the textile, ink, and specialty chemical sectors require this high-purity intermediate to develop products with superior fastness and consistency.

Application

• Primary intermediate for the synthesis of high-grade azo dyes and pigments used in textile coloring.
• Key precursor in manufacturing specialized inks for digital and industrial printing applications.
• Used in research and development of novel functional dyes for optical and electronic applications.
• Component in the production of colorants for plastics and polymers.
• Employed in the synthesis of dyes for leather and paper products.
• Starting material for creating biological stains and indicators in analytical chemistry.

Basic Information

Product Name	Sodium 4-[(2-Bromo-1-Oxoallyl)Amino]-2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]Benzenesulphonate
CAS No.	66693-28-5
Molecular Formula	C20H18BrN6O7S.Na
Molecular Weight	Approx. 605.36 g/mol
Synonyms	Benzenesulfonic acid, 4-[(2-bromo-1-oxo-2-propen-1-yl)amino]-2-[[5-(aminocarbonyl)-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]azo]-, sodium salt; Sodium 4-[(2-bromoacryloyl)amino]-2-[[5-carbamoyl-1-ethyl-2-hydroxy-4-methyl-6-oxo-1,6-dihydropyridin-3-yl]azo]benzenesulfonate; Azo dye intermediate 66693-28-5; C.I. Reactive Orange 84 intermediate; Reactive dye precursor
EINECS	Contact for details

Quality Control

Our production of Sodium 4-[(2-Bromo-1-Oxoallyl)Amino]-2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]Benzenesulphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity for demanding industrial applications. All materials undergo rigorous analytical testing, including HPLC and spectroscopic methods, to verify identity and assay. Certificates of Analysis (COA) documenting purity, impurity profiles, and physical characteristics are available for every batch 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, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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