Description

Tetrabromoterephthalic Acid CAS NO 5411-70-1 is a high-purity brominated aromatic dicarboxylic acid, serving as a critical advanced intermediate in the synthesis of specialized polymers and flame retardants. Its unique molecular structure, featuring four bromine atoms, provides exceptional thermal stability and flame-retardant efficacy, making it a valuable component for enhancing material safety. This compound is primarily sought by manufacturers in the polymer, electronics, and specialty chemical industries for developing high-performance, fire-resistant materials.

Application

• Flame Retardant Intermediate: A key building block for synthesizing reactive and additive brominated flame retardants used in engineering plastics, textiles, and coatings.
• High-Performance Polymer Synthesis: Used in the production of brominated polyesters, polyamides, and epoxy resins to impart inherent flame retardancy and thermal stability.
• Electronic Encapsulation Materials: Incorporated into resins for potting and encapsulating electronic components to meet stringent fire safety standards (e.g., UL 94).
• Specialty Chemical Synthesis: Serves as a precursor for advanced agrochemicals, pharmaceuticals, and dyes where bromine functionality is required.
• Research & Development: Utilized in academic and industrial R&D for developing new flame-retardant systems and functional materials.

Basic Information

Product Name	Tetrabromoterephthalic Acid
CAS No.	5411-70-1
Molecular Formula	C8H2Br4O4
Molecular Weight	485.72 g/mol
Synonyms	2,3,5,6-Tetrabromoterephthalic Acid; 2,3,5,6-Tetrabromo-1,4-benzenedicarboxylic Acid; TBTA; Tetrabromobenzene-1,4-dicarboxylic Acid; NSC 403108; Terephthalic Acid, Tetrabromo-; 1,4-Benzenedicarboxylic Acid, 2,3,5,6-Tetrabromo-
EINECS	226-527-1

Quality Control

Our Tetrabromoterephthalic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for high-end industrial applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	290 - 310 °C
Loss on Drying	≤ 1.0%
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.