Description

Trisodium 3-[(3-Carboxylato-4-Hydroxy-5-Methyl-Phenyl)-(2-Sulfonatophe Nyl)Methylidene]-5-Methyl-6-Oxo-Cyclohexa-1,4-Diene-1-Carboxylate is a high-purity, water-soluble organic salt characterized by its complex aromatic structure with multiple functional groups. This compound is valued for its strong chelating properties and its role as a key intermediate in the synthesis of specialized dyes and pigments. It is primarily utilized by manufacturers in the fine chemical, specialty dye, and advanced material sectors requiring precise molecular control.

Application

• Specialty Dye & Pigment Intermediate: A critical building block for synthesizing high-performance azo and triarylmethane dyes.
• Metal Chelation Agent: Used in formulations for water treatment, textile processing, and as a component in analytical chemistry reagents.
• Photographic Chemicals: Serves as a functional additive in the production of light-sensitive layers for specialized photographic films and papers.
• Research & Development: Employed in academic and industrial R&D for developing novel organic compounds with specific optical or electronic properties.
• Polymer Additive: Can act as a functional monomer or stabilizer in the synthesis of specialty polymers and resins.

Basic Information

Item	Details
Product Name	Trisodium 3-[(3-Carboxylato-4-Hydroxy-5-Methyl-Phenyl)-(2-Sulfonatophe Nyl)Methylidene]-5-Methyl-6-Oxo-Cyclohexa-1,4-Diene-1-Carboxylate
CAS No.	98981-26-1
Molecular Formula	C24H15Na3O11S
Molecular Weight	580.40 g/mol
Synonyms	Trisodium 3-[(3-Carboxylato-4-hydroxy-5-methylphenyl)(2-sulfonatophenyl)methylene]-5-methyl-6-oxocyclohexa-1,4-diene-1-carboxylate; 3-[(3-Carboxylato-4-hydroxy-5-methylphenyl)(2-sulfonatophenyl)methylene]-5-methyl-6-oxocyclohexa-1,4-diene-1-carboxylic acid trisodium salt; C.I. 58005; Acid Violet 90; Trisodium salt of Acid Violet 90
EINECS	Contact for details

Quality Control

Our production of Trisodium 3-[(3-Carboxylato-4-Hydroxy-5-Methyl-Phenyl)-(2-Sulfonatophe Nyl)Methylidene]-5-Methyl-6-Oxo-Cyclohexa-1,4-Diene-1-Carboxylate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet exacting customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark purple to black powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Residue on Ignition (Sulfated Ash)	25.0% - 30.0%
Heavy Metals (as Pb)	≤ 20 ppm
pH (1% Solution)	7.0 - 9.0

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