Description

1,2-Benzenedicarboxylic Acid 1,2-Bis-(2,5-Dioxo-1-Pyrrolidinyl) Ester is a high-purity, reactive diester derivative of phthalic acid, serving as a critical bifunctional linker and cross-linking agent in advanced polymer synthesis. Its core value lies in introducing thermally stable imide functionalities and enabling controlled polymerization through its activated ester groups. This compound is essential for industrial R&D and production teams developing high-performance polyimides, epoxy curing agents, and specialty adhesives where thermal stability and precise molecular architecture are paramount.

Application

• Polymer Synthesis: Key monomer for the production of high-temperature resistant polyimides and polyamide-imides.
• Epoxy Curing & Modification: Acts as a cross-linking or chain-extending agent to enhance the thermal and mechanical properties of epoxy resin systems.
• Surface Modification & Coupling Agent: Used to functionalize surfaces (e.g., silica, metals) or other polymers by providing reactive sites for further chemical grafting.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Adhesive & Composite Formulations: Incorporated into specialty adhesives and composite matrices to improve high-temperature performance and bonding strength.
• Research & Development: A valuable reagent in organic and polymer chemistry research for creating novel materials with tailored properties.

Basic Information

Product Name	1,2-Benzenedicarboxylic Acid 1,2-Bis-(2,5-Dioxo-1-Pyrrolidinyl) Ester
CAS No.	927180-06-1
Molecular Formula	C18H12N2O8
Molecular Weight	384.30 g/mol
Synonyms	Phthalic Acid Bis(N-succinimidyl) Ester; N,N'-Disuccinimidyl Phthalate; DSP; 1,2-Bis(2,5-dioxopyrrolidin-1-yl) benzene-1,2-dicarboxylate; Phthalic Acid Dihydroxysuccinimide Ester; 1,2-Bis(2,5-dioxo-1-pyrrolidinyl) 1,2-benzenedicarboxylate; N-Succinimidyl Phthalate; Bis(N-succinimidyl) Phthalate
EINECS	Contact for details

Quality Control

Our 1,2-Benzenedicarboxylic Acid 1,2-Bis-(2,5-Dioxo-1-Pyrrolidinyl) Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for sensitive synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

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). This product is hygroscopic (moisture-sensitive); ensure the container is sealed immediately after use to prevent degradation from atmospheric moisture. Keep away from incompatible materials such as strong bases and amines.

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	≤ 0.5%
Heavy Metals	≤ 10 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.