Description

Pyrazine-2,5-Diamine Hydrochloride is a high-purity, functionalized pyrazine derivative offered as a hydrochloride salt for enhanced stability and handling. This compound serves as a critical pharmaceutical intermediate and versatile organic building block for advanced synthesis. It is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for heterocyclic drug candidates.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and insecticides with specific activity profiles.
• Ligand and Catalyst Development: Used in the preparation of chelating ligands for metal catalysis and coordination chemistry.
• Material Science Research: Monomer or precursor for constructing organic electronic materials, such as conductive polymers or metal-organic frameworks (MOFs).
• Dye and Pigment Intermediate: Serves in the synthesis of complex heterocyclic dyes and functional colorants.
• Bioconjugation and Probe Synthesis: Useful for modifying biomolecules or creating fluorescent probes due to its reactive amine groups.

Basic Information

Product Name	Pyrazine-2,5-Diamine Hydrochloride
CAS No.	1774898-40-6
Molecular Formula	C4H8N4·HCl
Molecular Weight	148.59 g/mol (Free base: 112.13 g/mol)
Synonyms	2,5-Diaminopyrazine Hydrochloride; 2,5-Pyrazinediamine Hydrochloride; Pyrazine-2,5-diyldiamine Hydrochloride; 1,4-Diazine-2,5-diamine Hydrochloride; 2,5-Diamino-1,4-diazine Hydrochloride; 2,5-Pyrazinediamine Monohydrochloride
EINECS	Contact for details

Quality Control

Our Pyrazine-2,5-Diamine Hydrochloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting research and production standards. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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