Description

3-Chloropyridazine-4,5-Diamine is a high-purity, heterocyclic aromatic amine derivative with a chlorinated pyridazine core. This compound serves as a critical pharmaceutical intermediate and versatile building block in advanced organic synthesis. It is primarily utilized by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and insecticides with specific modes of action.
• Ligand and Catalyst Development: Used in the preparation of nitrogen-donor ligands for coordination chemistry and catalytic applications.
• Material Science Research: Intermediate for creating functionalized heterocyclic polymers, dyes, and advanced organic materials.
• Chemical Biology Probes: Serves as a scaffold for developing molecular probes and tool compounds in biochemical research.
• Custom Synthesis and Contract Manufacturing: Supplied for bespoke synthesis projects requiring a specific, high-quality chlorinated diamine reagent.

Basic Information

Product Name	3-Chloropyridazine-4,5-Diamine
CAS No.	78460-97-6
Molecular Formula	C4H5ClN4
Molecular Weight	144.56 g/mol
Synonyms	4,5-Diamino-3-chloropyridazine; 3-Chloro-4,5-diaminopyridazine; 3-Chloropyridazine-4,5-diyldiamine; 3-Chloro-4,5-pyridazinediamine; 78460-97-6; 3-Cl-4,5-diaminopyridazine
EINECS	Contact for details

Quality Control

Our 3-Chloropyridazine-4,5-Diamine is manufactured under strict quality management systems. 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 provided with every shipment. We support compliance with REACH and other global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.