Description

Ethylenediaminetetraacetic Dianhydride is a high-purity, reactive intermediate derived from the versatile chelating agent EDTA. This compound matters for its critical role as a precursor in the synthesis of specialized polymers, advanced chelating agents, and functional materials where the introduction of EDTA-like moieties is required. It is primarily needed by manufacturers in the polymer, specialty chemical, and pharmaceutical intermediate sectors seeking to incorporate enhanced metal-chelating or cross-linking properties into their products.

Application

• Synthesis of EDTA-based chelating resins and polymers for water treatment and ion exchange.
• Production of advanced polyimide and polyamide materials with improved thermal and mechanical stability.
• Manufacture of specialized pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• Key monomer for creating functional coatings and adhesives with specific metal-binding capabilities.
• Research and development of novel metal-organic frameworks (MOFs) and coordination polymers.
• Cross-linking agent in the production of high-performance epoxy resins and composites.

Basic Information

Product Name	Ethylenediaminetetraacetic Dianhydride
CAS No.	23911-25-3
Molecular Formula	C10H12N2O6
Molecular Weight	256.21 g/mol
Synonyms	EDTA Dianhydride; Ethylenediaminetetraacetic Acid Dianhydride; N,N'-1,2-Ethanediylbis[N-(carboxymethyl)glycine] Dianhydride; EDTA-DA; (Ethylenedinitrilo)tetraacetic Dianhydride; Acetic acid, 2,2',2'',2'''-(1,2-ethanediyldinitrilo)tetrakis-, dianhydride; Tetracarboxymethylethylenediamine Dianhydride
EINECS	Contact for details

Quality Control

Our Ethylenediaminetetraacetic Dianhydride is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and identification, to ensure it meets exacting standards for industrial and research applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, the material must be stored in a cool, dry place with minimal exposure to atmospheric moisture. For long-term stability, storage under an inert atmosphere such as nitrogen or argon is recommended. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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