Description

Disodium 2-[4-[[4-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]Phenyl]Azo]-4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1,4-Disulphonate is a high-purity, synthetic organic compound belonging to the class of azo pyrazolone dyes. This chemical is valued for its excellent chromophoric properties and structural stability, making it a critical intermediate in the production of specialized colorants. It is primarily sought after by manufacturers in the textile, ink, and specialty polymer industries for developing high-performance dyes and pigments.

Application

• Dye Intermediate: A key precursor for synthesizing high-grade, light-fast azo dyes for textile fibers like cotton, nylon, and polyester.
• Pigment Manufacturing: Used in the production of organic pigments for inks, coatings, and plastics, offering vibrant color and good dispersion.
• Functional Colorants: Applied in the development of specialty dyes for non-textile uses, including paper coloring and leather finishing.
• Research & Development: Serves as a valuable building block in chemical research for creating novel chromophores and studying structure-property relationships.
• Analytical Reagents: Potential use as a staining agent or colorimetric indicator in specific laboratory and diagnostic applications.

Basic Information

Product Name	Disodium 2-[4-[[4-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]Phenyl]Azo]-4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1,4-Disulphonate
CAS No.	72139-22-1
Molecular Formula	C26H15ClF2N8Na2O8S2
Molecular Weight	751.02 g/mol
Synonyms	5-Chloro-2,6-difluoro-N-[4-[(4,5-dihydro-3-methyl-5-oxo-1-(4-sulfonatophenyl)-1H-pyrazol-4-yl)azo]phenyl]pyrimidin-4-amine disodium salt; C.I. Reactive Orange 107; Reactive Orange 107; Disodium 5-chloro-2,6-difluoro-N-[4-[(4,5-dihydro-3-methyl-5-oxo-1-(4-sulfonatophenyl)-1H-pyrazol-4-yl)azo]phenyl]pyrimidin-4-amine-2,5-disulfonate; Azo pyrazolone dye intermediate; 72139-22-1
EINECS	Contact for details

Quality Control

Our production of Disodium 2-[4-[[4-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]Phenyl]Azo]-4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1,4-Disulphonate adheres to a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and elemental analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

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 minimize exposure to 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	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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