Description

Tetracesium 4,4'-Carbonylbisphthalate is a high-purity cesium salt derivative of carbonylbisphthalic acid, valued for its unique ionic properties and solubility profile. This compound serves as a critical specialty chemical and advanced material precursor in several high-tech industries. It is primarily sought after by manufacturers and research institutions in the fields of electronics, specialty polymers, and catalysis for developing next-generation materials and processes.

Application

• As a key precursor or additive in the synthesis of advanced polyimides and high-performance polymers for electronics.
• Utilized in the formulation of specialized catalysts for organic synthesis and petrochemical processes.
• Acts as a fluxing agent or modifier in the production of specialty glasses and optical materials.
• Employed in electrolyte formulations for advanced battery systems and fuel cells.
• Serves as a research chemical in academic and industrial R&D for developing new cesium-based materials.
• Potential use as an intermediate in the manufacture of liquid crystal polymers (LCPs) and other engineered plastics.

Basic Information

Product Name	Tetracesium 4,4'-Carbonylbisphthalate
CAS No.	68123-46-6
Molecular Formula	C25H8Cs4O9
Molecular Weight	Contact for details
Synonyms	4,4'-Carbonylbis(phthalic acid) tetracesium salt; Cesium 4,4'-Carbonylbisphthalate; Tetracesium 4,4'-(Carbonylbis(oxy))diphthalate; Cesium Salt of 4,4'-Carbonyldiphthalic Acid; 4,4'-(Carbonyldioxy)diphthalic Acid Tetracesium Salt; Bis(3,4-dicarboxylatophenyl) Ketone Tetracesium Salt; Cesium Carbonylbisphthalate
EINECS	Contact for details

Quality Control

Our Tetracesium 4,4'-Carbonylbisphthalate is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for advanced material synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	Contact for details
Cesium Content	Contact for details

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