Description

6-[[4-Chloro-2-(Sodiooxysulfonyl)Phenyl]Amino]-2,7-Dihydro-4-Methyl-2-Oxo-3H-Dibenz[F,Ij]Isoquinoline-1-Carboxylic Acid Ethyl Ester is a high-purity, complex organic intermediate characterized by its specific functional groups, including a sulfonyl chloride derivative and a fused isoquinoline carboxylic ester system. This compound matters for its role as a critical building block in the synthesis of advanced colorants, functional dyes, and specialized pharmaceutical agents. Industrial and research chemists in the fine chemical, high-performance pigment, and advanced material sectors require this precise intermediate to develop products with specific optical, chemical, or biological properties.

Application

• Key Intermediate for High-Performance Pigments: Serves as a crucial precursor in the synthesis of complex polycyclic and heterocyclic organic pigments, known for exceptional color strength, weatherfastness, and thermal stability.
• Functional Dye Synthesis: Used in the development of specialized dyes for applications in digital printing, liquid crystal displays (LCDs), and optoelectronic devices.
• Pharmaceutical Research Intermediate: Its intricate molecular scaffold makes it a candidate for constructing novel pharmacophores in medicinal chemistry research for targeted therapies.
• Advanced Material Development: Potential use in creating organic semiconductors, photoconductive materials, or non-linear optical (NLO) materials due to its extended conjugated system.
• Analytical Chemistry Reagent: May be employed as a derivatization agent or a standard for chromatographic analysis in quality control laboratories.

Basic Information

Item	Details
Product Name	6-[[4-Chloro-2-(Sodiooxysulfonyl)Phenyl]Amino]-2,7-Dihydro-4-Methyl-2-Oxo-3H-Dibenz[F,Ij]Isoquinoline-1-Carboxylic Acid Ethyl Ester
CAS No.	72379-44-3
Molecular Formula	C27H20ClN2NaO6S
Molecular Weight	558.96 g/mol
Synonyms	Ethyl 6-[(4-chloro-2-sulfophenyl)amino]-4-methyl-2-oxo-2,7-dihydro-3H-dibenz[ij]isoquinoline-1-carboxylate sodium salt; 6-[(4-Chloro-2-sulfophenyl)amino]-4-methyl-2-oxo-2,7-dihydro-3H-dibenz[ij]isoquinoline-1-carboxylic acid ethyl ester sodium derivative; CI Pigment Red 279; C.I. 125175; Sodium 6-[(4-chloro-2-sulfophenyl)amino]-4-methyl-2-oxo-2,7-dihydro-3H-dibenz[ij]isoquinoline-1-carboxylate; 72379-44-3 (CAS); Ethyl 6-((4-chloro-2-sulfonatophenyl)amino)-4-methyl-2-oxo-2,7-dihydro-3H-dibenz[ij]isoquinoline-1-carboxylate
EINECS	Contact for details

Quality Control

Our production of 6-[[4-Chloro-2-(Sodiooxysulfonyl)Phenyl]Amino]-2,7-Dihydro-4-Methyl-2-Oxo-3H-Dibenz[F,Ij]Isoquinoline-1-Carboxylic Acid Ethyl Ester adheres to a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, identity, and chemical composition in line with industry specifications for fine chemical intermediates. Comprehensive Certificates of Analysis (COA) detailing key parameters are available upon request to support your quality assurance and regulatory compliance needs.

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 each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0% (Area Percent)
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 1.0%
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.