Description

2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Benzenesulphonic Acid is a high-purity, synthetic azo dye intermediate of significant industrial importance. Its complex molecular structure, featuring a pyridone core linked to a dibromopropionylamino benzenesulfonic acid group, makes it a critical precursor for producing specialized colorants and pigments. This compound is essential for manufacturers in the dye and pigment industries seeking to develop products with specific color fastness, stability, and application properties.

Application

• Primary Intermediate for Reactive Dyes: Serves as a key building block in the synthesis of high-performance reactive dyes for textile coloring, particularly for cotton and other cellulose fibers.
• Specialty Pigment Manufacture: Used in the production of complex organic pigments requiring high color strength and durability for plastics, inks, and coatings.
• Research & Development: Employed in chemical R&D for developing novel chromophores and studying structure-property relationships in dye chemistry.
• Fine Chemical Synthesis: Acts as a specialized intermediate in multi-step synthetic routes for advanced functional molecules in various chemical sectors.

Basic Information

Product Name	2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Benzenesulphonic Acid
CAS No.	62546-04-7
Molecular Formula	C19H20Br2N6O7S
Molecular Weight	636.27 g/mol
Synonyms	Benzenesulfonic acid, 2-[[5-carbamoyl-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]azo]-4-[(2,3-dibromo-1-oxopropyl)amino]-; C.I. Reactive Red 198; Reactive Red 198; 2-((5-Carbamoyl-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxopyridin-3-yl)azo)-4-((2,3-dibromopropanoyl)amino)benzenesulfonic acid; 3-Pyridinecarboxamide, 5-[(7-[(2,3-dibromo-1-oxopropyl)amino]-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-1,6-dihydro-1-ethyl-2-hydroxy-4-methyl-6-oxo-; Reactive Red M-2BE
EINECS	Contact for details

Quality Control

Our production of 2-[[5-Carbamoyl-1-Ethyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-3-Pyridyl]Azo]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Benzenesulphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure high purity, consistent chemical composition, and batch-to-batch reliability. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and available upon request to support your quality assurance and regulatory needs.

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 and sources of ignition. For long-term storage, consider conditions that minimize exposure to moisture and temperature fluctuations.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%
Solubility	Soluble in alkaline water; Slightly soluble in organic solvents

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