Description

4-Chloro-2-(3,5-Dichlorophenyl)-5-(1-Methylhydrazino)-2,3-Dihydropyridazin-3-One is a high-purity, synthetically versatile heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique pyridazinone core, functionalized with chloro, dichlorophenyl, and methylhydrazino groups, makes it an essential intermediate for researchers and manufacturers developing novel active ingredients. This compound is primarily sought after by the pharmaceutical and agrochemical industries for the research and development of new therapeutic agents and crop protection solutions.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective applications.
• Agrochemical Research: Serves as a core scaffold for developing new herbicides, fungicides, and insecticides with targeted modes of action.
• Chemical Synthesis Building Block: Used in academic and industrial R&D for constructing complex heterocyclic libraries via its reactive chloro and hydrazino sites.
• Material Science Research: Potential intermediate for creating specialized polymers or organic electronic materials with specific functional properties.
• Bioconjugation & Probe Development: The reactive functional groups allow for its use in creating biochemical probes and diagnostic agents.

Basic Information

Product Name	4-Chloro-2-(3,5-Dichlorophenyl)-5-(1-Methylhydrazino)-2,3-Dihydropyridazin-3-One
CAS No.	175135-84-9
Molecular Formula	C11H9Cl3N4O
Molecular Weight	343.57 g/mol
Synonyms	4-Chloro-2-(3,5-dichlorophenyl)-5-(1-methylhydrazinyl)-2,3-dihydropyridazin-3-one; 4-Chloro-2-(3,5-dichlorophenyl)-5-(N-methylhydrazino)-3(2H)-pyridazinone; 3(2H)-Pyridazinone, 4-chloro-2-(3,5-dichlorophenyl)-5-(1-methylhydrazinyl)-; 175135-84-9; 4-Chloro-2-(3,5-dichlorophenyl)-5-(methylhydrazino)-2,3-dihydropyridazin-3-one; 5-(1-Methylhydrazino)-4-chloro-2-(3,5-dichlorophenyl)-2,3-dihydropyridazin-3-one
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-(3,5-Dichlorophenyl)-5-(1-Methylhydrazino)-2,3-Dihydropyridazin-3-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term stability. Keep away from heat, sparks, and open flame.

Specification

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