Description

4,5-Pyrimidinediamine, 6-Chloro-2-Methyl- is a high-purity, heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. Its value lies in its functionalized pyrimidine core, which is essential for constructing complex molecules with targeted biological or material properties. This intermediate is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new active ingredients and functional materials.

Application

This versatile chemical intermediate enables synthesis across several high-value sectors:

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for antiviral, anticancer, and kinase inhibitor therapies.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport or emissive layer materials in display and lighting technologies.
• Ligand and Catalyst Development: Employed in creating novel chelating ligands for metal catalysis and coordination chemistry.
• Academic & Industrial Research: A valuable reagent for exploring new heterocyclic chemistry and structure-activity relationships (SAR).
• Specialty Polymer Modification: Can be incorporated to impart specific functionality or stability to advanced polymer systems.

Basic Information

Product Name	4,5-Pyrimidinediamine, 6-Chloro-2-Methyl-
CAS No.	933-80-2
Molecular Formula	C5H7ClN4
Molecular Weight	158.59 g/mol
Synonyms	6-Chloro-2-methylpyrimidine-4,5-diamine; 2-Methyl-6-chloropyrimidine-4,5-diamine; 4,5-Diamino-6-chloro-2-methylpyrimidine; 6-Chloro-2-methyl-4,5-pyrimidinediamine; 933-80-2; 4,5-Pyrimidinediamine, 6-chloro-2-methyl-; 6-Chloro-2-methyl-4,5-diaminopyrimidine
EINECS	Contact for details

Quality Control

Our production of 4,5-Pyrimidinediamine, 6-Chloro-2-Methyl- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, supporting your quality assurance and regulatory compliance 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). 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	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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