Description

5-(Benzylthio)-4-Chloro-2-Phenylpyridazin-3(2H)-One is a specialized heterocyclic organic compound belonging to the pyridazinone class, serving as a crucial synthetic intermediate in advanced chemical research and development. Its molecular structure, featuring a benzylthio and a chlorophenyl substituent, makes it a valuable building block for constructing more complex molecules with targeted biological or material properties. This compound is primarily utilized by pharmaceutical R&D laboratories and agrochemical manufacturers for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, or metabolic diseases.
• Agrochemical Research: Used as a core scaffold for developing new herbicides, fungicides, or insecticides with specific modes of action.
• Material Science: Serves as a monomer or functional additive in the research of advanced polymers, liquid crystals, or organic electronic materials.
• Chemical Biology Probe: Employed in academic and industrial research to study enzyme inhibition or protein-ligand interactions due to its distinctive heterocyclic structure.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds for client projects.

Basic Information

Product Name	5-(Benzylthio)-4-Chloro-2-Phenylpyridazin-3(2H)-One
CAS No.	16461-34-0
Molecular Formula	C17H13ClN2OS
Molecular Weight	328.81 g/mol
Synonyms	4-Chloro-2-phenyl-5-(phenylmethylthio)-3(2H)-pyridazinone; 5-(Benzylthio)-4-chloro-2-phenyl-3(2H)-pyridazinone; 4-Chloro-5-(benzylthio)-2-phenylpyridazin-3(2H)-one; 2-Phenyl-4-chloro-5-benzylthiopyridazin-3-one; 16461-34-0; 5-Benzylthio-4-chloro-2-phenyl-3(2H)-pyridazinone
EINECS	Contact for details

Quality Control

Our 5-(Benzylthio)-4-Chloro-2-Phenylpyridazin-3(2H)-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical documentation, including a detailed Certificate of Analysis (COA) for each lot, which confirms identity, purity, and impurity profiles. Our quality commitment aligns with the standards expected by research and development organizations in the pharmaceutical and fine chemical sectors.

Storage

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