Description

2-(4-Bromo-1-Oxonaphthalen-2(1H)-Ylidene)-5,7-Dibromo-1H-Indol-3(2H)-One is a specialized brominated organic compound that serves as a critical intermediate in advanced chemical synthesis. Its unique polybrominated naphthalene-indolone structure makes it a valuable precursor for developing functional dyes, pigments, and photoactive materials. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting specific biological pathways.
• Agrochemical Synthesis: Used in the research and development of advanced crop protection agents and herbicides.
• Functional Dye & Pigment Production: Serves as a core structure for creating specialized dyes with specific light-absorption or emission properties.
• Organic Semiconductor Research: Investigated as a potential component in the development of organic light-emitting diodes (OLEDs) or photoconductive materials.
• Chemical Research & Development: A valuable tool for academic and industrial chemists exploring new reactions and catalytic processes involving brominated aromatics.
• Material Science: Used in the synthesis of advanced polymers or coatings with tailored optical or electronic characteristics.

Basic Information

Product Name	2-(4-Bromo-1-Oxonaphthalen-2(1H)-Ylidene)-5,7-Dibromo-1H-Indol-3(2H)-One
CAS No.	6219-59-6
Molecular Formula	C₁₈H₈Br₃NO₂
Molecular Weight	517.98 g/mol
Synonyms	5,7-Dibromo-2-(4-bromo-1-oxo-1H-naphthalen-2-ylidene)-1H-indol-3(2H)-one; 2-(4-Bromo-1-oxonaphthalen-2(1H)-ylidene)-5,7-dibromo-1H-indol-3(2H)-one; 6219-59-6; NSC 163063; Tribrominated naphthindolone derivative
EINECS	Contact for details

Quality Control

Every batch of 2-(4-Bromo-1-Oxonaphthalen-2(1H)-Ylidene)-5,7-Dibromo-1H-Indol-3(2H)-One is manufactured under strict quality management systems. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with each shipment to support your quality assurance and regulatory 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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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