Description

6-Chloro[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in modern synthetic chemistry. Its fused triazolopyridazine structure makes it a valuable building block for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for creating new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for central nervous system (CNS) agents, anti-inflammatory, and antimicrobial therapies.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, leveraging its heterocyclic core for enhanced bioactivity.
• Chemical Research & Development: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science Precursor: Potential use in the synthesis of organic electronic materials, ligands for catalysis, and other functionalized specialty chemicals.

Basic Information

Product Name	6-Chloro[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One
CAS No.	33050-32-7
Molecular Formula	C5H2ClN5O
Molecular Weight	183.55 g/mol
Synonyms	6-Chloro-2H-[1,2,4]triazolo[4,3-b]pyridazin-3-one; 6-Chloro-3(2H)-[1,2,4]triazolo[4,3-b]pyridazinone; 6-Chloro-1,2,4-triazolo[4,3-b]pyridazin-3(2H)-one; 33050-32-7; 6-Chloro[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one
EINECS	Contact for details

Quality Control

Our 6-Chloro[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the stringent requirements for advanced intermediate use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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, which may affect stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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