Description

Trilithium Hydrogen 4,4'Carbonylbisphthalate is a specialized lithium salt of a carbonylbisphthalate derivative. This compound is valued for its unique ionic and structural properties, making it a critical intermediate and functional material in advanced technology sectors. It is primarily sought after by manufacturers and researchers in the lithium-ion battery, polymer, and specialty chemical industries for developing next-generation materials.

Application

• Lithium-Ion Battery Components: As a potential precursor or additive for advanced solid polymer electrolytes or cathode active materials.
• Specialty Polymer Synthesis: Acting as a monomer or cross-linking agent for producing high-performance, thermally stable polyesters and polyimides.
• Coordination Chemistry & Catalysis: Serving as a ligand or precursor for lithium-based catalysts in organic synthesis.
• Pharmaceutical Intermediates: Utilized in the synthesis of complex organic molecules for active pharmaceutical ingredients (APIs).
• Advanced Ceramic Materials: As a sintering aid or precursor for lithium-containing ceramic powders.
• Research & Development: For academic and industrial R&D in material science and energy storage applications.

Basic Information

Product Name	Trilithium Hydrogen 4,4'Carbonylbisphthalate
CAS No.	68226-92-6
Molecular Formula	C17H5Li3O9
Molecular Weight	389.96 g/mol (approx.)
Synonyms	Lithium Hydrogen 4,4'-Carbonylbisphthalate; Trilithium 4,4'-Carbonylbis(phthalate) Monohydrogen Salt; 4,4'-Carbonylbis(phthalic acid) trilithium hydrogen salt; 1,1'-(Carbonylbis(4,1-phenylene))bis(1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid) trilithium salt; Trilithium 4,4'-(Carbonylbis(oxy))diphthalate; KB-218 (potential research code)
EINECS	Contact for details

Quality Control

Our Trilithium Hydrogen 4,4'Carbonylbisphthalate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of advanced material applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption and degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Lithium Content	Contact for details
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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