Description

4,5-Dichloro-6-Methylpyrimidine is a halogenated pyrimidine derivative that serves as a versatile and critical building block in advanced organic synthesis. Its molecular structure, featuring reactive chlorine atoms and the pyrimidine heterocycle, makes it an essential intermediate for constructing complex molecules with high precision. This compound is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients, specialty chemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for antiviral, anticancer, and other therapeutic agents.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides, leveraging its pyrimidine core for biological activity.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of novel polymers, liquid crystals, and electronic materials.
• Chemical Research & Development: A valuable scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Dye and Pigment Industry: Intermediate for producing specialized heterocyclic dyes and colorants.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds and proprietary intermediates.

Basic Information

Product Name	4,5-Dichloro-6-Methylpyrimidine
CAS No.	83942-10-3
Molecular Formula	C5H4Cl2N2
Molecular Weight	162.99 g/mol
Synonyms	6-Methyl-4,5-dichloropyrimidine; 4,5-Dichloro-6-methyl-1,3-diazine; 4,5-Dichloro-6-methyl-pyrimidine; 83942-10-3; 4,5-Dichloro-6-methyl-1H-pyrimidine; 4,5-Dichloro-6-methylpyrimidine; Pyrimidine, 4,5-dichloro-6-methyl-
EINECS	Contact for details

Quality Control

Our 4,5-Dichloro-6-Methylpyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white 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.