Description

5-Chloro-2-Ethyl-6-Methyl-4(3H)-Pyrimidone is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique pyrimidone core structure, substituted with chloro, ethyl, and methyl groups, makes it a valuable intermediate for creating complex molecules with specific functionalities. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and novel compounds. We supply this high-purity intermediate with a focus on batch-to-batch consistency and reliable global logistics.

Application

5-Chloro-2-Ethyl-6-Methyl-4(3H)-Pyrimidone is a key synthetic intermediate with applications across several high-value industries.

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides, where its heterocyclic structure contributes to biological activity.
• Chemical Research & Development: Employed as a versatile scaffold in medicinal chemistry and material science for constructing libraries of new chemical entities.
• Fine Chemical Production: Acts as a building block for manufacturing specialized dyes, pigments, and other performance chemicals.

Basic Information

Product Name	5-Chloro-2-Ethyl-6-Methyl-4(3H)-Pyrimidone
CAS No.	20551-33-1
Molecular Formula	C7H9ClN2O
Molecular Weight	172.61 g/mol
Synonyms	4(3H)-Pyrimidone, 5-chloro-2-ethyl-6-methyl-; 5-Chloro-2-ethyl-6-methylpyrimidin-4(3H)-one; 2-Ethyl-5-chloro-6-methyl-4-pyrimidinol; 5-Chloro-2-ethyl-6-methyl-4-hydroxypyrimidine; 5-Chloro-2-ethyl-6-methyl-4-pyrimidinol; 5-Chloro-2-ethyl-6-methyl-3,4-dihydropyrimidin-4-one
EINECS	Contact for details

Quality Control

Our 5-Chloro-2-Ethyl-6-Methyl-4(3H)-Pyrimidone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

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 incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.