Description

1H-Indene-1,3(2H)-Dione, 4,5,6,7-Tetrabromo- is a highly brominated derivative of 1,3-indanedione, a compound known for its versatile reactivity. This specific tetrabromo-substituted intermediate is valued for its role in synthesizing advanced materials and functional chemicals, where its bromine atoms serve as key reactive sites. It is primarily sought by R&D chemists and process engineers in the fine chemical, pharmaceutical, and specialty polymer industries for developing flame retardants, photoactive compounds, and other high-performance additives.

Application

• Flame Retardant Synthon: A key brominated intermediate for synthesizing novel and highly effective flame retardant additives for plastics, textiles, and coatings.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs), particularly where bromine incorporation is required for biological activity.
• Organic Synthesis Building Block: Serves as a versatile precursor in complex organic synthesis for creating dyes, pigments, and functionalized aromatic compounds.
• Material Science Research: Employed in developing advanced organic electronic materials, such as organic semiconductors or photoinitiators, due to its electron-accepting properties.
• Agrochemical Intermediate: Utilized in the synthesis of specialized agrochemicals where the bromine atoms contribute to the compound's efficacy and stability.
• Laboratory Reagent: Acts as a standard or reagent in analytical and research laboratories for method development and chemical studies.

Basic Information

Product Name	1H-Indene-1,3(2H)-Dione, 4,5,6,7-Tetrabromo-
CAS No.	30575-73-6
Molecular Formula	C9H2Br4O2
Molecular Weight	489.73 g/mol
Synonyms	4,5,6,7-Tetrabromo-1,3-indanedione; Tetrabromoindanedione; 4,5,6,7-Tetrabromo-2,3-dihydro-1H-indene-1,3-dione; NSC 403107; 1,3-Indanedione, 4,5,6,7-tetrabromo-; Tetrabromophthalide (common misnomer, related structure)
EINECS	Contact for details

Quality Control

Our 1H-Indene-1,3(2H)-Dione, 4,5,6,7-Tetrabromo- is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC), melting point, and impurity profile is provided with every shipment, ensuring full traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and fluorides. The compound is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	285 - 295 °C (dec.)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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