Description

Dipotassium 3,4,5,6-Tetrabromophthalate is a high-purity, organobromine compound primarily utilized as a key intermediate in the synthesis of advanced flame retardants and specialty polymers. Its value lies in providing a thermally stable and highly brominated aromatic core, which is essential for imparting superior fire resistance to materials while maintaining processing characteristics. This product is critical for manufacturers in the polymer, electronics, and construction industries seeking to enhance the safety and compliance of their materials. We supply this compound globally with a focus on consistent quality and reliable supply chain logistics.

Application

• Flame Retardant Intermediate: A crucial building block for synthesizing reactive and additive brominated flame retardants used in engineering plastics, epoxy resins, and polyurethanes.
• Polymer Modification: Used to introduce bromine functionality into polymer backbones to improve fire resistance (UL94 ratings) in applications for electrical connectors, circuit boards, and automotive components.
• Specialty Chemical Synthesis: Serves as a precursor for advanced materials, including dyes, pigments, and pharmaceutical intermediates requiring a tetrabrominated phthalate structure.
• Research & Development: Employed in laboratories for developing new flame-retardant formulations and studying structure-property relationships in halogenated compounds.

Basic Information

Product Name	Dipotassium 3,4,5,6-Tetrabromophthalate
CAS No.	18824-74-3
Molecular Formula	C8H2Br4K2O4
Molecular Weight	569.81 g/mol
Synonyms	3,4,5,6-Tetrabromophthalic Acid Dipotassium Salt; Dipotassium Tetrabromophthalate; Potassium 3,4,5,6-Tetrabromophthalate; TBPA Dipotassium Salt; Tetrabromophthalic Acid Potassium Salt; Fire Retardant Intermediate TBPA-K; 1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrabromo-, dipotassium salt
EINECS	Contact for details

Quality Control

Our production of Dipotassium 3,4,5,6-Tetrabromophthalate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed against comprehensive specifications, including purity, bromide content, and residual solvent levels. Certificates of Analysis (COA) documenting these results 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, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Bromine Content	55.0 - 57.0 %
Loss on Drying	≤ 1.0 %
Residue on Ignition (Sulfated Ash)	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm

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