Description

3-[4-[2-[4-(2,5-Dioxopyrrolidin-3-Yl)Phenoxy]Ethoxy]Phenyl]Pyrrolidine -2,5-Dione is a high-purity, specialized heterocyclic compound featuring dual maleimide-like reactive sites. This chemical is valued for its role as a versatile bifunctional linker and building block in advanced material synthesis. It is primarily sought by R&D and production teams in the pharmaceutical and polymer industries for creating sophisticated, cross-linked structures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug candidates, particularly those requiring targeted conjugation.
• Bioconjugation Reagent: Used for linking biomolecules (e.g., proteins, peptides, antibodies) to polymers, surfaces, or other molecules via its reactive succinimide groups.
• Polymer Cross-Linking Agent: Enables the formation of thermosetting resins and high-performance polymers with tailored mechanical and thermal properties.
• Material Science Research: A critical building block for developing novel functional materials, hydrogels, and dendrimers.
• Surface Modification: Facilitates the covalent attachment of functional layers to various substrates for sensor or diagnostic device fabrication.

Basic Information

Item	Details
Product Name	3-[4-[2-[4-(2,5-Dioxopyrrolidin-3-Yl)Phenoxy]Ethoxy]Phenyl]Pyrrolidine -2,5-Dione
CAS No.	87367-87-1
Molecular Formula	C22H18N2O7
Molecular Weight	422.39 g/mol
Synonyms	1,1'-[Oxybis(4,1-phenyleneoxy-2,1-ethanediyl)]bis-1H-pyrrole-2,5-dione; Bis(4-(2-(4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenoxy)ethoxy)phenyl)methanone derivative (related structure); Bifunctional PEG-like maleimide linker; 3,3'-(Oxybis(ethane-2,1-diyloxy-4,1-phenylene))bis(1H-pyrrole-2,5-dione); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and reliability. Quality is verified through comprehensive analytical techniques including HPLC, NMR, and mass spectrometry. A detailed Certificate of Analysis (COA), documenting purity, identity, and impurity profiles, is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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