Description

Pyrimidine-4,5-Diamine Hydrochloride is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound is critical for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized in the pharmaceutical, agrochemical, and life science research sectors, where its diamine functionality enables the construction of complex molecular architectures. The CAS number for this material is 97846-32-7.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of nucleoside analogs, kinase inhibitors, and other small molecule therapeutics.
• Agrochemical Research: Used in the development of novel fungicides and herbicides, leveraging the pyrimidine core's bioactivity.
• Chemical Biology & Proteomics: Serves as a versatile linker or functional handle for bioconjugation and probe development.
• Material Science: Employed in the synthesis of specialty polymers, ligands for catalysis, and organic electronic materials.
• Academic & Contract Research: A fundamental reagent for methodological development and discovery chemistry in research laboratories.

Basic Information

Product Name	Pyrimidine-4,5-Diamine Hydrochloride
CAS No.	97846-32-7
Molecular Formula	C4H7N4·HCl
Molecular Weight	146.59 g/mol
Synonyms	4,5-Diaminopyrimidine Hydrochloride; 4,5-Diamino-1H-pyrimidine Hydrochloride; 4,5-Pyrimidinediamine Hydrochloride; 1H-Pyrimidine-4,5-diamine Hydrochloride; Pyrimidine-4,5-diyldiamine Hydrochloride; 4,5-Diaminopyrimidine Monohydrochloride
EINECS	Contact for details

Quality Control

Our Pyrimidine-4,5-Diamine Hydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and commercial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.