Description

4-Chloro-6-Phenylpyridazin-3(2H)-One is a versatile heterocyclic building block of significant interest in advanced organic synthesis. Its core pyridazinone scaffold, functionalized with chloro and phenyl groups, makes it a critical intermediate for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Material Science: Acts as a building block for creating specialized organic ligands, dyes, and photoactive materials.
• Academic & R&D: Employed in methodological studies and as a model compound for exploring new synthetic routes in heterocyclic chemistry.
• Chemical Biology: Utilized in the design and synthesis of molecular probes and enzyme inhibitors for biochemical research.

Basic Information

Product Name	4-Chloro-6-Phenylpyridazin-3(2H)-One
CAS No.	89868-14-4
Molecular Formula	C10H7ClN2O
Molecular Weight	206.63 g/mol
Synonyms	4-Chloro-6-phenyl-3(2H)-pyridazinone; 4-Chloro-6-phenyl-2,3-dihydropyridazin-3-one; 4-Chloro-6-phenylpyridazin-3-ol; 6-Phenyl-4-chloropyridazin-3(2H)-one; 3(2H)-Pyridazinone, 4-chloro-6-phenyl-; 4-Chloro-6-phenyl-1,2-dihydropyridazine-3-one
EINECS	Contact for details

Quality Control

Our production of 4-Chloro-6-Phenylpyridazin-3(2H)-One adheres to stringent in-process controls and final batch release testing. We ensure consistent high purity and identity through advanced analytical techniques. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and compliance with your research or production specifications.

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). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white 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.