Description

n-(4-Pyridyl)Maleimide is a heterocyclic organic compound featuring a maleimide core substituted with a 4-pyridyl group. This structure makes it a versatile and highly reactive Michael acceptor and a valuable building block for synthesizing complex molecules and functional materials. It is primarily sought by researchers and manufacturers in the pharmaceutical, agrochemical, and polymer science sectors for creating advanced intermediates, bioactive compounds, and specialty polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymes or receptors via its reactive double bond.
• Polymer Modification & Cross-linking Agent: Used to functionalize polymers, dendrimers, and biomaterials through thiol-ene or Diels-Alder reactions, imparting specific thermal or mechanical properties.
• Bioconjugation & Probe Synthesis: Employed in labeling proteins, peptides, and antibodies for diagnostic assays, imaging, and targeted drug delivery systems.
• Agrochemical Research: Acts as a scaffold for developing new active ingredients for crop protection products.
• Material Science: Utilized in the creation of advanced organic electronic materials, liquid crystals, and photo-responsive systems.
• Chemical Biology Tool: Functions as an electrophilic probe to study protein-ligand interactions and enzyme activity in research settings.

Basic Information

Product Name	n-(4-Pyridyl)Maleimide
CAS No.	7300-95-0
Molecular Formula	C9H6N2O2
Molecular Weight	174.16 g/mol
Synonyms	1-(4-Pyridyl)-1H-pyrrole-2,5-dione; 4-Pyridylmaleimide; N-(Pyridin-4-yl)maleimide; Maleimide, N-(4-pyridyl)-; 4-Maleimidopyridine; 1-(4-Pyridinyl)-1H-pyrrole-2,5-dione; N-4-Pyridylmaleimide
EINECS	Contact for details

Quality Control

Our n-(4-Pyridyl)Maleimide is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and melting point determination, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment 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). Keep away from strong oxidizing agents and bases. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%

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