Description

n-[2-(2-Cyano-4-Nitro-Phenyl)Diazenyl-5-[2-(2,5-Dioxopyrrolidin-1-Yl)Ethyl-Ethyl-Amino]Phenyl]Acetamide is a specialized, high-value diazo compound with a complex molecular architecture designed for advanced chemical synthesis. This compound matters as a critical reactive intermediate and functional building block for creating sophisticated molecules with specific optical and binding properties. It is primarily needed by research institutions and industrial R&D teams in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional dyes.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Bioconjugation Reagent: Used in the development of antibody-drug conjugates (ADCs) and other bioconjugates due to its reactive N-hydroxysuccinimide (NHS) ester moiety.
• Advanced Material Synthesis: Employed in creating functional polymers and dyes with specific light-absorption or charge-transfer characteristics.
• Agrochemical Research: Acts as a building block for novel herbicides, pesticides, or plant growth regulators requiring specific molecular recognition.
• Proteomics & Biochemical Research: Utilized as a labeling or cross-linking agent for proteins and peptides in life science research.
• Diagnostic Reagent Development: Potential use in synthesizing chromogenic or fluorogenic substrates for diagnostic assays.

Basic Information

Product Name	n-[2-(2-Cyano-4-Nitro-Phenyl)Diazenyl-5-[2-(2,5-Dioxopyrrolidin-1-Yl)Ethyl-Ethyl-Amino]Phenyl]Acetamide
CAS No.	51897-40-6
Molecular Formula	C23H23N7O5
Molecular Weight	477.48 g/mol
Synonyms	N-[2-[(2-Cyano-4-nitrophenyl)diazenyl]-5-[2-(2,5-dioxo-1-pyrrolidinyl)ethyl(ethyl)amino]phenyl]acetamide; Acetamide, N-[2-[(2-cyano-4-nitrophenyl)azo]-5-[2-(2,5-dioxo-1-pyrrolidinyl)ethyl(ethyl)amino]phenyl]-; 2,5-Dioxopyrrolidin-1-yl 3-[ethyl[4-(acetylamino)-2-[(2-cyano-4-nitrophenyl)diazenyl]phenyl]amino]propanoate (alternative representation); NHS ester derivative of a diazo dye intermediate; Azo-NHS conjugate; 51897-40-6 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure consistency and meet precise customer specifications. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profile is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a freezer at -20°C or below for long-term stability. This compound is moisture-sensitive and contains a hydrolysable NHS ester group; allow the sealed container to reach room temperature before opening to prevent condensation. Keep under an inert atmosphere for optimal shelf life.

Specification

Item	Specification
Appearance	Orange to red solid or powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 1.0%
Solubility	Soluble in DMSO, DMF; sparingly soluble in organic solvents

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