Description

1H-Pyrazole-3-Carboxylic Acid, 4,5-Dihydro-5-Oxo-1-(4-Sulfophenyl)-4-[(4-Sulfophenyl)Azo]-, Compds. With N,N'-Di(Phenyl, o-Tolyl And Xylyl)Guanidine (1:3) is a high-performance, complex azo dye intermediate and salt formulation. This compound is valued for its role in producing vivid and stable colorants, particularly in demanding industrial applications. It is primarily sought by manufacturers in the pigments, inks, and specialty coatings sectors who require consistent quality and reliable supply chains for their production processes.

Application

• Primary Intermediate for High-Performance Pigments: A key precursor in the synthesis of azo pigments, especially for applications requiring enhanced color strength and thermal stability.
• Industrial Ink Formulations: Used in the production of solvent-based and water-based inks for packaging, printing, and coding, where lightfastness and chemical resistance are critical.
• Specialty Coatings and Paints: Imparts durable coloration to industrial coatings, automotive paints, and plastic colorants.
• Textile Dyeing Auxiliary: Functions in specific dyeing processes for synthetic fibers, contributing to color yield and fastness properties.
• Research & Development: Serves as a valuable chemical entity in R&D laboratories for developing new chromophores and functional materials.

Basic Information

Product Name	1H-Pyrazole-3-Carboxylic Acid, 4,5-Dihydro-5-Oxo-1-(4-Sulfophenyl)-4-[(4-Sulfophenyl)Azo]-, Compds. With N,N'-Di(Phenyl, o-Tolyl And Xylyl)Guanidine (1:3)
CAS No.	97392-94-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Pigment Yellow 183; PY 183; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, compd. with N,N'-di(phenyl, o-tolyl and xylyl)guanidine (1:3); Pigment Yellow 183; Benzenesulfonic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid, compd. with N,N'-di(phenyl, o-tolyl and xylyl)guanidine (1:3); Azo pyrazolone pigment; Guanidine salt of azo dye acid.
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to rigorous quality control protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through analytical techniques including HPLC, spectrophotometry, and titration to meet precise specification parameters. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and physical properties is provided with every shipment to support 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 room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance and handling.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Moisture Content	Max. 2.0%
Ash Content	Max. 0.5%
Water Solubility	Practically insoluble
pH (in aqueous slurry)	6.0 - 8.0

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