Description

Pyridine-n-Oxide CAS NO 694-59-7 is a versatile heterocyclic compound and a key intermediate in organic synthesis. Its unique structure, featuring an oxygenated nitrogen atom, makes it a valuable reagent for facilitating challenging chemical transformations and constructing complex molecular architectures. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a crucial building block for active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various active pharmaceutical ingredients (APIs), including drugs with anti-inflammatory, antibacterial, or neurological activity.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, contributing to crop protection solutions.
• Ligand and Catalyst Preparation: Serves as a starting material for synthesizing specialized ligands and organocatalysts used in asymmetric synthesis and metal complexation.
• Chemical Research & Development: Employed as a model compound and reagent in academic and industrial R&D for studying oxidation reactions and heterocyclic chemistry.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of complex dyes and functional pigments.
• Polymer Modification: Utilized to introduce polar, functional groups into polymer chains, altering material properties for specialized applications.

Basic Information

Product Name	Pyridine-n-Oxide
CAS No.	694-59-7
Molecular Formula	C5H5NO
Molecular Weight	95.10 g/mol
Synonyms	Pyridine 1-Oxide; Pyridine N-Oxide; 1-Oxidopyridinium; Pyridine Oxide; N-Oxopyridine; Pyridinium, 1-oxide; UNII-4I0KNU0KMQ; NSC 15328
EINECS	211-774-6

Quality Control

Our Pyridine-n-Oxide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay (HPLC), identification (IR), and impurity profiling, to ensure it meets the high-purity standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	65 - 68 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

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