Description

Butanedioic Acid, (2,5-Dihydro-2,5-Dioxo-1H-Pyrrol-1-Yl)- (9Ci) is a specialized maleimide derivative of succinic acid, serving as a versatile chemical building block. This compound matters for its ability to act as a reactive intermediate in the synthesis of more complex molecules, particularly through Michael addition or other conjugation reactions. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and polymer industries for developing active ingredients, advanced materials, and specialty additives.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs) and bioconjugates.
• Polymer Modification: Used as a cross-linking agent or functional monomer to introduce reactive maleimide groups into polymer backbones for coatings, adhesives, and resins.
• Bioconjugation & Protein Labeling: Facilitates the site-specific coupling of peptides, proteins, or antibodies with drugs, dyes, or other molecules in biotech research.
• Agrochemical Synthesis: Intermediate in the production of advanced crop protection agents and herbicides.
• Material Science Research: Employed in the development of smart materials, hydrogels, and self-healing polymers.
• Chemical Research & Development: Serves as a valuable reagent for organic synthesis and methodology development in academic and industrial labs.

Basic Information

Product Name	Butanedioic Acid, (2,5-Dihydro-2,5-Dioxo-1H-Pyrrol-1-Yl)- (9Ci)
CAS No.	777918-24-8
Molecular Formula	C8H7NO5
Molecular Weight	197.14 g/mol
Synonyms	1-(3-Carboxypropanoyl)-1H-pyrrole-2,5-dione; N-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)succinamic acid; Succinamic acid, N-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)-; Maleimidosuccinic acid; Succinic acid monoamide with maleimide; 1-Maleimidobutanoic acid; 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-4-oxobutanoic acid
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, (2,5-Dihydro-2,5-Dioxo-1H-Pyrrol-1-Yl)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics are available upon request to support your quality assurance and regulatory needs.

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 after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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