Description

5-[(2-Chloro-4-Nitrophenyl)[3-Methyl-4-Oxo-5-(Sodiooxycarbonyl)-2,5-Cyclohexadien-1-Ylidene]Methyl]-2-Hydroxy-3-Methylbenzoic Acid Sodium Salt is a high-purity, complex organic salt with a distinctive chromophore structure, making it a valuable specialty chemical intermediate. Its primary commercial value lies in its role as a key precursor for synthesizing advanced dyes, pigments, and functional colorants. This compound is essential for manufacturers in the fine chemical, specialty dye, and advanced material research sectors who require consistent, high-quality building blocks for complex molecular architectures.

Application

• Specialty Dye and Pigment Synthesis: A critical intermediate for producing high-performance, light-fast azo and triarylmethane dyes used in inks, coatings, and plastics.
• Functional Colorant Production: Serves as a precursor for colorants with specific properties, such as those used in laser marking, optical data storage, or liquid crystal displays (LCDs).
• Research & Development (R&D): Used in academic and industrial labs for developing novel chromophores, photoactive materials, and molecular sensors.
• Pharmaceutical Intermediate: Potential use as a building block in the synthesis of complex drug molecules or diagnostic agents due to its functionalized aromatic system.
• Analytical Chemistry: May be employed as a standard or reagent in chromatographic analysis or spectroscopic studies of similar compounds.

Basic Information

Product Name	5-[(2-Chloro-4-Nitrophenyl)[3-Methyl-4-Oxo-5-(Sodiooxycarbonyl)-2,5-Cyclohexadien-1-Ylidene]Methyl]-2-Hydroxy-3-Methylbenzoic Acid Sodium Salt
CAS No.	10143-02-9
Molecular Formula	C23H15ClNNaO7
Molecular Weight	475.81 g/mol
Synonyms	Sodium 5-[(2-chloro-4-nitrophenyl)(3-methyl-4-oxo-5-sodiooxycarbonyl-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoate; Benzoic acid, 5-[(2-chloro-4-nitrophenyl)[3-methyl-4-oxo-5-(sodiooxycarbonyl)-2,5-cyclohexadien-1-ylidene]methyl]-2-hydroxy-3-methyl-, sodium salt; C.I. 12195; Solvent Red 23 (related class); Azo dye intermediate sodium salt; 2-Hydroxy-3-methyl-5-[(2-chloro-4-nitrophenyl)(3-methyl-4-oxo-5-carboxylato-2,5-cyclohexadien-1-ylidene)methyl]benzoic acid sodium salt; Complex triarylmethane dye intermediate
EINECS	Contact for details

Quality Control

Our production of 5-[(2-Chloro-4-Nitrophenyl)[3-Methyl-4-Oxo-5-(Sodiooxycarbonyl)-2,5-Cyclohexadien-1-Ylidene]Methyl]-2-Hydroxy-3-Methylbenzoic Acid Sodium Salt adheres to a rigorous quality management system. Every batch is analyzed using advanced techniques like HPLC and NMR to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment supports applications requiring high-purity intermediates for reliable and reproducible synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The container must be kept tightly sealed to protect the contents from moisture.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0%

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