Description

Pyridine, 4-Diazenyl-, 1-Oxide (9Ci) is a specialized heterocyclic compound featuring a pyridine core functionalized with a diazenyl group and an N-oxide moiety. This unique structure makes it a valuable intermediate in advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring functionalized pyridine or azo-based structures.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, where the diazenyl and N-oxide groups can contribute to biological activity.
• Coordination Chemistry & Ligand Synthesis: Acts as a precursor for creating sophisticated polydentate ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science Precursor: Employed in the research and development of advanced organic electronic materials, dyes, and pigments.
• Chemical Biology Probe Development: Utilized as a scaffold for synthesizing molecular probes and tags to study biological systems.

Basic Information

Product Name	Pyridine, 4-Diazenyl-, 1-Oxide (9Ci)
CAS No.	287390-23-2
Molecular Formula	C5H5N3O
Molecular Weight	123.11 g/mol
Synonyms	4-Diazenylpyridine 1-Oxide; 4-(Diazenyl)pyridine N-Oxide; Pyridine N-Oxide, 4-diazenyl derivative; 4-Pyridylazene N-Oxide; 4-Azopyridine 1-Oxide; 4-(Diazenyl)pyridine 1-oxide; 1-Oxido-4-diazenylpyridin-1-ium
EINECS	Contact for details

Quality Control

Our Pyridine, 4-Diazenyl-, 1-Oxide (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is light-sensitive and should be handled and stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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