Description

4-Chloro-1-Methyl-3-Nitro-1H-Pyridin-2-One is a high-purity, specialized heterocyclic building block of significant importance in advanced organic synthesis. This compound matters because it serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, enabling the construction of complex molecular architectures. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to innovate and scale new products.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides, leveraging its reactive nitro and chloro substituents.
• Fine Chemical Building Block: Employed in custom synthesis and contract manufacturing for creating complex, high-value specialty chemicals.
• Research & Development: Essential for academic and industrial R&D labs exploring new chemical reactions, heterocyclic chemistry, and material science applications.
• Process Chemistry: Utilized in route scouting and optimization for the scalable manufacturing of target molecules.

Basic Information

Product Name	4-Chloro-1-Methyl-3-Nitro-1H-Pyridin-2-One
CAS No.	719268-89-0
Molecular Formula	C6H5ClN2O3
Molecular Weight	188.57 g/mol
Synonyms	4-Chloro-1-methyl-3-nitropyridin-2(1H)-one; 1-Methyl-4-chloro-3-nitro-2(1H)-pyridinone; 3-Nitro-4-chloro-1-methyl-2(1H)-pyridinone; 4-Chloro-1-methyl-3-nitro-2(1H)-pyridone; 4-Chloro-1-methyl-3-nitropyridin-2-ol; 2H-Pyridin-2-one, 4-chloro-1-methyl-3-nitro-; 719268-89-0; 4-Chloro-1-methyl-3-nitro-1H-pyridin-2-one
EINECS	Contact for details

Quality Control

Our 4-Chloro-1-Methyl-3-Nitro-1H-Pyridin-2-One is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistent identity. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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