Description

2,4,5,6-Tetrachloropyrimidine is a versatile halogenated heterocyclic building block essential for advanced organic synthesis. Its high reactivity, particularly at the 4 and 6 positions, makes it a critical intermediate for constructing complex molecules with tailored properties. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical and agrochemical industries for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used to create herbicides, fungicides, and insecticides, where the pyrimidine core provides essential bioactivity.
• Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, resins, and liquid crystals.
• Dye and Pigment Manufacturing: Functions as an intermediate for synthesizing complex colorants and photographic chemicals.
• Research & Development: A valuable scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Ligand and Catalyst Preparation: Used to synthesize polydentate ligands for metal complexes in catalytic applications.

Basic Information

Product Name	2,4,5,6-Tetrachloropyrimidine
CAS No.	14121-36-9
Molecular Formula	C4Cl4N2
Molecular Weight	215.87 g/mol
Synonyms	2,4,5,6-Tetrachloro-1,3-diazine; Tetrachloropyrimidine; Pyrimidine, 2,4,5,6-tetrachloro-; s-Tetrachloropyrimidine; NSC 402124; 1,3-Diazine, 2,4,5,6-tetrachloro-; 2,4,5,6-Tetrachloro-pyrimidine
EINECS	237-974-8

Quality Control

Our 2,4,5,6-Tetrachloropyrimidine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 strong bases and moisture. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	148 - 152 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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