Description

2-[[1-(anilinocarbonyl)-2-oxopropyl]azo]-5-[[[[3-carboxy-4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]phenyl]amino]carbonyl]amino]benzoic acid, potassium sodium salt is a high-performance, water-soluble azo dye complex valued for its strong color strength and stability. This compound is engineered to deliver consistent, vibrant coloration in demanding industrial applications where reliability is paramount. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries for its excellent performance characteristics.

Application

• Textile Dyeing: Primary application for dyeing natural and synthetic fibers, offering good wash and light fastness.
• Ink Formulation: Used in the production of industrial inks for packaging, printing, and coding.
• Specialty Coatings: Imparts color to coatings for paper, leather, and other specialty surfaces.
• Plastic and Polymer Coloring: Suitable for coloring certain types of plastics and polymers during manufacturing.
• Biological Staining (Research Grade): Potential use as a histological or cytological stain in life science research.
• Analytical Chemistry: May serve as a colorimetric indicator or reagent in specific analytical methods.

Basic Information

Product Name	2-[[1-(anilinocarbonyl)-2-oxopropyl]azo]-5-[[[[3-carboxy-4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]phenyl]amino]carbonyl]amino]benzoic acid, potassium sodium salt
CAS No.	84100-80-1
Molecular Formula	C34H23KN8NaO12S2 (Contact for exact stoichiometry)
Molecular Weight	Contact for details
Synonyms	Acid Red 404; C.I. 18075; Potassium sodium salt of Acid Red 404; 2-[[1-(Anilinocarbonyl)-2-oxopropyl]azo]-5-[[[[3-carboxy-4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]azo]phenyl]amino]carbonyl]amino]benzoic acid potassium sodium salt; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-ox-1-(3-sulfophenyl)-4-[[2-[[1-[[(phenylamino)carbonyl]-2-oxopropyl]azo]-5-[(aminocarbonyl)amino]benzoyl]amino]phenyl]azo]-, potassium sodium salt; Azo dye complex 84100-80-1; Textile Red 404
EINECS	Contact for details

Quality Control

Our production of 2-[[1-(anilinocarbonyl)-2-oxopropyl]azo]-5-[[[[3-carboxy-4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]phenyl]amino]carbonyl]amino]benzoic acid, potassium sodium salt adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure consistent color value, purity, and performance as per agreed specifications. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided to guarantee traceability and compliance with your quality 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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 90%
Color Strength	100% ± 5% (vs. Standard)
Moisture Content	Max. 5.0%
Ash Content	Contact for details
Water Solubility	Freely soluble
Heavy Metals (as Pb)	Max. 20 ppm

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