Description

4-(4-Chlorophenyl)-6-(3-Methylphenyl)-4,5-Dihydro-3(2H)-Pyridazinone is a specialized heterocyclic organic compound belonging to the pyridazinone class. This high-purity intermediate is valued for its role in advanced pharmaceutical research and development, particularly in the synthesis of novel therapeutic agents. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating new active ingredients.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of potential drug candidates, particularly for central nervous system (CNS) and cardiovascular targets.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Synthesis: Serves as a versatile precursor for further chemical modifications to create libraries of novel compounds for screening.
• Academic & Institutional R&D: Employed in universities and research institutes for studying structure-activity relationships (SAR) and reaction mechanisms.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs producing custom fine chemicals for client projects.

Basic Information

Product Name	4-(4-Chlorophenyl)-6-(3-Methylphenyl)-4,5-Dihydro-3(2H)-Pyridazinone
CAS No.	344282-50-4
Molecular Formula	C17H15ClN2O
Molecular Weight	298.77 g/mol
Synonyms	4-(4-Chlorophenyl)-6-(3-methylphenyl)-4,5-dihydro-3(2H)-pyridazinone; 4,5-Dihydro-4-(4-chlorophenyl)-6-(3-methylphenyl)-3(2H)-pyridazinone; 6-(3-Methylphenyl)-4-(4-chlorophenyl)-4,5-dihydro-3(2H)-pyridazinone; 4-(p-Chlorophenyl)-6-(m-tolyl)-4,5-dihydro-3(2H)-pyridazinone
EINECS	Contact for details

Quality Control

Our 4-(4-Chlorophenyl)-6-(3-Methylphenyl)-4,5-Dihydro-3(2H)-Pyridazinone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

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 structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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