Description

2,4-Dichloro-6-Methylpyrimidine CAS NO 5424-21-5 is a versatile halogenated pyrimidine derivative that serves as a critical building block in advanced organic synthesis. Its molecular structure makes it a valuable intermediate for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), crop protection agents, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of antiviral, anticancer, and other therapeutic agents, where the pyrimidine core is a common pharmacophore.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides, leveraging its reactivity to create novel crop protection molecules.
• Chemical Research & Development: Employed as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing heterocyclic dyes and functional colorants.

Basic Information

Product Name	2,4-Dichloro-6-Methylpyrimidine
CAS No.	5424-21-5
Molecular Formula	C5H4Cl2N2
Molecular Weight	162.99 g/mol
Synonyms	6-Methyl-2,4-dichloropyrimidine; 2,4-Dichloro-6-methyl-1,3-diazine; 2,4-Dichloro-6-methyl-pyrimidine; NSC 403697; 1,3-Diazine, 2,4-dichloro-6-methyl-; 2,4-Dichloro-6-methyl-1,3-diazine; 6-Methyl-2,4-dichloro-1,3-diazine
EINECS	226-577-5

Quality Control

Our 2,4-Dichloro-6-Methylpyrimidine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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