Description

4-Methoxypyridine n-Oxide is a versatile heterocyclic building block and intermediate of significant importance in advanced organic synthesis. Its unique structure, featuring both a methoxy substituent and an N-oxide functional group, makes it a valuable precursor for the development of pharmaceuticals, agrochemicals, and specialty materials. This compound is primarily sought after by research institutions and industrial manufacturers engaged in the synthesis of complex molecules, including active pharmaceutical ingredients (APIs) and liquid crystal materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), particularly those containing functionalized pyridine cores.
• Agrochemical Synthesis: Used as a precursor in the development of advanced pesticides, herbicides, and plant growth regulators.
• Liquid Crystal & Electronic Materials: Serves as a starting material for the synthesis of organic semiconductors and components for liquid crystal displays (LCDs).
• Ligand & Catalyst Development: Utilized in the preparation of specialized ligands for metal catalysis and organocatalysts.
• Chemical Research & Development: An essential reagent in academic and industrial R&D for exploring new organic reactions and synthesizing novel heterocyclic compounds.
• Dye & Pigment Intermediate: Acts as a precursor in the manufacture of certain complex dyes and functional pigments.

Basic Information

Product Name	4-Methoxypyridine n-Oxide
CAS No.	1122-96-9
Molecular Formula	C6H7NO2
Molecular Weight	125.13 g/mol
Synonyms	4-Methoxypyridine 1-Oxide; 4-Methoxypyridine N-Oxide; 4-Methoxypyridine Oxide; p-Methoxypyridine N-Oxide; Pyridine, 4-methoxy-, 1-oxide; 4-Pyridinol, methyl ether, 1-oxide
EINECS	214-356-8

Quality Control

Our 4-Methoxypyridine n-Oxide is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical documentation, including a Certificate of Analysis (COA) for each batch, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated synthesis pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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