Description

3-[[4,5-Dihydro-3-Methyl-5-Oxo-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Azo]Naphthalene-1,5-Disulphonic Acid, Barium Salt is a high-purity barium salt of a complex azo dye intermediate, valued for its excellent colorant properties and stability. This compound is essential for manufacturers requiring precise and consistent chromophores for advanced applications. It is primarily utilized by the specialty chemical, pigment, and dye industries for producing high-performance colorants.

Application

• Primary intermediate for the synthesis of high-value, complex azo pigments and dyes.
• Key component in the production of specialty colorants for industrial coatings and plastics.
• Used in the formulation of functional dyes for niche applications in electronics and optics.
• Acts as a precursor in research and development of novel chromophoric systems.
• Potential use in the manufacturing of color filters for display technologies.
• Employed in the synthesis of lake pigments for inks and printing applications.

Basic Information

Product Name	3-[[4,5-Dihydro-3-Methyl-5-Oxo-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Azo]Naphthalene-1,5-Disulphonic Acid, Barium Salt
CAS No.	84029-82-3
Molecular Formula	C20H12BaN4O10S3
Molecular Weight	723.88 g/mol
Synonyms	Barium 3-[(4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl)diazenyl]naphthalene-1,5-disulfonate; C.I. Pigment Red 57:1 (Barium Salt); 84029-82-3; Barium salt of 3-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl]azo]-1,5-naphthalenedisulfonic acid; 1,5-Naphthalenedisulfonic acid, 3-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl]azo]-, barium salt; Barium Lithol Rubine; Pigment Red 57:1 Barium Lake
EINECS	Contact for details

Quality Control

Our production of 3-[[4,5-Dihydro-3-Methyl-5-Oxo-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Azo]Naphthalene-1,5-Disulphonic Acid, Barium Salt adheres to stringent quality management systems to ensure batch-to-batch consistency and purity. Each lot undergoes rigorous analytical testing, including assay, impurity profiling, and heavy metal screening. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical 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, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Red to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	20.0% - 30.0%
Heavy Metals (as Pb)	≤ 20 ppm
Barium Content	18.0% - 22.0%

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