Description

2,4-Diaminopyrimidine is a high-purity heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its bifunctional amino-pyrimidine core makes it an essential intermediate for creating complex molecules with targeted biological and chemical activities. This versatile compound is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of dihydrofolate reductase (DHFR) inhibitors, including certain classes of antibiotics, antimalarials, and anticancer agents.
• Agrochemical Synthesis: Used in the production of herbicides and fungicides, where the pyrimidine ring structure contributes to the biological activity of the final product.
• Chemical Research: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and the discovery of new bioactive compounds.
• Material Science: Employed in the development of organic ligands for metal-organic frameworks (MOFs) and other functional polymeric materials.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of certain heterocyclic dyes and colorants.

Basic Information

Product Name	2,4-Diaminopyrimidine
CAS No.	156-81-0
Molecular Formula	C4H6N4
Molecular Weight	110.12 g/mol
Synonyms	2,4-Pyrimidinediamine; Pyrimidine-2,4-diamine; 2,4-DAP; 2,4-Diamino-1,3-diazine; NSC 403697; 1,3-Diazine-2,4-diamine; 2,4-Diaminopyrimidine base
EINECS	205-861-2

Quality Control

Our 2,4-Diaminopyrimidine is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, residual solvent analysis, and identification by spectroscopic methods. A Certificate of Analysis (COA) detailing all specifications and test results is supplied with every shipment to guarantee compliance with your research or production requirements.

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). The product is hygroscopic (moisture-sensitive) and should be kept under inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to light yellow 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.