Description

4-Chloro-2-(1,1-dimethylethyl)-5-mercapto-3(2H)-pyridazinone is a specialized heterocyclic compound featuring a pyridazinone core substituted with chloro, tert-butyl, and mercapto functional groups. This unique structure makes it a valuable chemical intermediate and building block for advanced synthesis in research and industrial chemistry. It is primarily sought by manufacturers and R&D laboratories in the pharmaceutical and agrochemical sectors for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Synthesis: Used as a building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Chemical Research: A valuable reagent in organic synthesis and medicinal chemistry for constructing complex heterocyclic systems.
• Material Science: Potential applications in the development of specialty polymers and functional materials due to its reactive thiol group.
• Bioconjugation Chemistry: The mercapto group allows for use in coupling reactions for labeling or modifying biomolecules.

Basic Information

Product Name	4-Chloro-2-(1,1-Dimethylethyl)-5-Mercapto-3(2H)-Pyridazinone
CAS No.	96490-18-5
Molecular Formula	C8H11ClN2OS
Molecular Weight	218.70 g/mol
Synonyms	4-Chloro-2-tert-butyl-5-mercapto-3(2H)-pyridazinone; 2-tert-Butyl-4-chloro-5-mercapto-3(2H)-pyridazinone; 5-Mercapt-4-chlor-2-tert-butyl-3(2H)-pyridazinon; 4-Chloro-2-(tert-butyl)-5-sulfanyl-2H-pyridazin-3-one; 96490-18-5; tert-Butyl 4-chloro-5-mercapto-3-oxo-2,3-dihydropyridazine-2-carboxylate (related ester)
EINECS	Contact for details

Quality Control

Our production of 4-Chloro-2-(1,1-dimethylethyl)-5-mercapto-3(2H)-pyridazinone adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. All materials are characterized by modern analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from strong oxidizing agents.

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%
Heavy Metals	≤ 10 ppm

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