Description

2-Phenyl-4,6-Dichloropyridazin-3(2H)-one is a versatile heterocyclic building block and key synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and advanced agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel compounds with targeted biological activity.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly in medicinal chemistry research for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the development and production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for creating specialized polymers, ligands for catalysis, and organic electronic materials.
• Chemical Biology & Proteomics: Employed as a scaffold or tagging agent in the design of chemical probes and enzyme inhibitors for biological pathway studies.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new synthetic routes in heterocyclic chemistry.
• Custom Synthesis & Contract Manufacturing: Supplied as a high-purity starting material for custom synthesis projects and scale-up processes under cGMP or ISO standards.

Basic Information

Product Name	2-Phenyl-4,6-Dichloropyridazin-3(2H)-one
CAS No.	2568-51-6
Molecular Formula	C10H6Cl2N2O
Molecular Weight	241.08 g/mol
Synonyms	2-Phenyl-4,6-dichloro-3(2H)-pyridazinone; 4,6-Dichloro-2-phenyl-3(2H)-pyridazinone; 4,6-Dichloro-2-phenylpyridazin-3(2H)-one; 3(2H)-Pyridazinone, 4,6-dichloro-2-phenyl-; 2-Phenyl-4,6-dichloro-2H-pyridazin-3-one; NSC 403697; 4,6-Dichloro-2-phenyl-2H-pyridazin-3-one
EINECS	Contact for details

Quality Control

Our 2-Phenyl-4,6-Dichloropyridazin-3(2H)-one is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specification results. Our quality commitment supports applications requiring high-purity intermediates, including cGMP synthesis.

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 strong bases and strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (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.