Description

4-Chloro-2-Phenyl-5-(1-Pyrrolidinyl)-3(2H)-Pyridazinone is a specialized heterocyclic organic compound belonging to the pyridazinone class, serving as a high-value chemical intermediate. Its molecular structure, featuring a chloro-substituted pyridazinone core with phenyl and pyrrolidinyl groups, makes it a critical building block for advanced synthesis. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is utilized to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and cardiovascular targets.
• Agrochemical Research: Building block for developing new herbicides, fungicides, and plant growth regulators with specific modes of action.
• Chemical Synthesis: Versatile scaffold for medicinal chemistry, enabling the creation of diverse compound libraries for high-throughput screening.
• Material Science: Intermediate for synthesizing specialty polymers or organic electronic materials with tailored properties.
• Academic & Contract Research: Used in university and CRO laboratories for fundamental research in heterocyclic chemistry and reaction mechanism studies.

Basic Information

Product Name	4-Chloro-2-Phenyl-5-(1-Pyrrolidinyl)-3(2H)-Pyridazinone
CAS No.	16190-12-8
Molecular Formula	C₁₄H₁₄ClN₃O
Molecular Weight	275.73 g/mol
Synonyms	4-Chloro-2-phenyl-5-(pyrrolidin-1-yl)pyridazin-3(2H)-one; 5-(1-Pyrrolidinyl)-4-chloro-2-phenyl-3(2H)-pyridazinone; 4-Chloro-2-phenyl-5-pyrrolidin-1-yl-2H-pyridazin-3-one; 4-Chloro-5-(pyrrolidin-1-yl)-2-phenyl-2H-pyridazin-3-one; 2-Phenyl-4-chloro-5-pyrrolidin-1-ylpyridazin-3(2H)-one; CP-Pyridazinone (abbrev.); 16190-12-8
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-Phenyl-5-(1-Pyrrolidinyl)-3(2H)-Pyridazinone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your R&D and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.