Description

Pyridazine, 3-Chloro-6-(Phenylthio)- is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique sulfur and chlorine-substituted pyridazine core enables precise molecular modifications. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to create new functional molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides, leveraging its heterocyclic structure for bioactivity.
• Material Science Research: Serves as a precursor for the development of specialty chemicals, ligands for catalysis, and functional organic materials.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new organic reactions and synthesizing complex molecular architectures.
• Custom Synthesis & Contract Manufacturing: A key starting material for custom synthesis projects and scale-up processes under cGMP or ISO standards.

Basic Information

Product Name	Pyridazine, 3-Chloro-6-(Phenylthio)-
CAS No.	64383-28-4
Molecular Formula	C10H7ClN2S
Molecular Weight	222.69 g/mol
Synonyms	3-Chloro-6-(phenylthio)pyridazine; 6-Chloro-3-(phenylthio)pyridazine; 3-Chloro-6-phenylsulfanylpyridazine; 3-Chloro-6-(phenylmercapto)pyridazine; 3-Chloro-6-(benzenethiolato)pyridazine; 64383-28-4; Pyridazine, 3-chloro-6-(phenylthio)-; 3-(Phenylthio)-6-chloropyridazine
EINECS	Contact for details

Quality Control

Our Pyridazine, 3-Chloro-6-(Phenylthio)- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing all specified parameters. We support development and commercial projects requiring compliance with various pharmacopeial or internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.