Description

3-[[1-(2,5-Dioxopyrrolidin-1-Yl)Ethyl][3-Methyl-4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Propiononitrile is a specialized functionalized azo dye intermediate containing a reactive N-hydroxysuccinimide (NHS) ester group and a nitrile moiety. This compound matters for its dual functionality, enabling covalent conjugation to amine-containing molecules via the activated ester while offering a versatile nitrile handle for further chemical transformations. It is primarily needed by research institutions and industrial manufacturers developing advanced materials, high-performance pigments, and specialized chemical probes for analytical and diagnostic applications.

Application

• Synthesis of Reactive Dyes and Pigments: Serves as a key intermediate for creating covalent, color-fast dyes for textiles, inks, and polymers.
• Bioconjugation and Probe Development: The NHS ester group facilitates the labeling of proteins, antibodies, and other biomolecules for diagnostic assays and imaging.
• Advanced Material Functionalization: Used to introduce chromophoric and reactive sites onto surfaces, nanoparticles, and polymer backbones.
• Research Chemical: Employed in organic synthesis and chemical biology research to study azo chemistry and develop novel conjugates.
• Photonic and Optoelectronic Materials: Potential use in the development of materials with specific light-absorption or charge-transfer properties.

Basic Information

Product Name	3-[[1-(2,5-Dioxopyrrolidin-1-Yl)Ethyl][3-Methyl-4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Propiononitrile
CAS No.	63467-16-3
Molecular Formula	C22H20N6O4
Molecular Weight	432.44 g/mol
Synonyms	N-[2-Cyanoethyl]-N-[1-(2,5-dioxo-1-pyrrolidinyl)ethyl]-3-methyl-4-[(4-nitrophenyl)azo]aniline; 2-Cyano-N-[1-(2,5-dioxo-1-pyrrolidinyl)ethyl]-N-[3-methyl-4-[(4-nitrophenyl)azo]phenyl]ethanamine; Reactive Azo-NHS Ester; 4-[(4-Nitrophenyl)azo]-3-methyl-N-[2-cyanoethyl]-N-[1-(2,5-dioxo-1-pyrrolidinyl)ethyl]aniline
EINECS	Contact for details

Quality Control

Our production of 3-[[1-(2,5-Dioxopyrrolidin-1-Yl)Ethyl][3-Methyl-4-[(4-Nitrophenyl)Azo]Phenyl]Amino]Propiononitrile adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. Products undergo rigorous quality testing, including chromatographic purity analysis and structural confirmation, to ensure compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Loss on Drying	≤ 1.0 %
Heavy Metals	≤ 20 ppm

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