Description

Sodium [(2,7-Dihydro-3-Methyl-2,7-Dioxo-3H-Dibenz[F,Ij]Isoquinolin-6-Yl)Amino]Toluenesulphonate is a high-purity, water-soluble organic salt derived from a functionalized dibenzisoquinoline structure. This compound is valued for its role as a specialized intermediate and functional additive, offering unique photophysical and chemical properties. It is primarily utilized in advanced material science, including the development of optical brighteners, specialty dyes, and functional polymers, serving industries that require precise molecular performance.

Application

• Optical Brightening Agent (OBA) for high-performance papers, textiles, and plastics.
• Key intermediate in the synthesis of specialty dyes and pigments for inks and coatings.
• Functional monomer or additive for advanced photoresists and electronic chemicals.
• Research and development of fluorescent probes and sensors in analytical chemistry.
• Component in formulations for light-stabilizing and UV-absorbing materials.
• Specialty chemical for liquid crystal displays (LCD) and OLED materials.

Basic Information

Product Name	Sodium [(2,7-Dihydro-3-Methyl-2,7-Dioxo-3H-Dibenz[F,Ij]Isoquinolin-6-Yl)Amino]Toluenesulphonate
CAS No.	85188-28-9
Molecular Formula	C25H17N2NaO5S
Molecular Weight	480.47 g/mol
Synonyms	Sodium 4-[(2,7-dihydro-3-methyl-2,7-dioxo-3H-dibenz[f,ij]isoquinolin-6-yl)amino]benzenesulfonate; 6-Anilino-3-methyl-2,7-dioxo-2,7-dihydro-3H-dibenz[f,ij]isoquinoline-1-sulfonic Acid Sodium Salt; Benzenesulfonic acid, 4-[(2,7-dihydro-3-methyl-2,7-dioxo-3H-dibenz[f,ij]isoquinolin-6-yl)amino]-, sodium salt; Fluorescent Brightener Intermediate; Optical Brightener Derivative
EINECS	Contact for details

Quality Control

Our production of Sodium [(2,7-Dihydro-3-Methyl-2,7-Dioxo-3H-Dibenz[F,Ij]Isoquinolin-6-Yl)Amino]Toluenesulphonate adheres to stringent quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility (1% in Water)	Clear, yellow solution

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