Description

3(2H)-Pyridazinone,6-Ethyl-4,5-Dihydro-(9Ci) is a specialized heterocyclic organic compound belonging to the pyridazinone class, serving as a crucial advanced intermediate in modern synthetic chemistry. Its value lies in its unique dihydro-pyridazinone core, which is a privileged scaffold for developing novel active pharmaceutical ingredients (APIs) and agrochemicals with targeted biological activity. This high-purity building block is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to synthesize new molecules for drug discovery and crop protection programs.

Application

• Pharmaceutical Intermediate: A key synthon for the research and synthesis of novel drug candidates, particularly in central nervous system (CNS) and cardiovascular therapeutic areas.
• Agrochemical Research: Used as a core building block in developing new-generation herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Fine Chemical Synthesis: Employed in custom synthesis and contract manufacturing for producing complex, high-value specialty chemicals.
• Academic & Institutional R&D: Serves as a valuable reagent for methodological studies and exploring new chemical reactions in university and institutional laboratories.
• Material Science Precursor: Potential use in synthesizing organic ligands and functional molecules for advanced materials.

Basic Information

Product Name	3(2H)-Pyridazinone,6-Ethyl-4,5-Dihydro-(9Ci)
CAS No.	412338-27-3
Molecular Formula	C6H10N2O
Molecular Weight	126.16 g/mol
Synonyms	6-Ethyl-4,5-dihydro-3(2H)-pyridazinone; 6-Ethyl-4,5-dihydropyridazin-3(2H)-one; 6-Ethyl-2,3-dihydro-4H-pyridazin-3-one; 6-Ethyl-2,3-dihydropyridazin-3-one; 6-Ethyl-4,5-dihydro-2H-pyridazin-3-one; 412338-27-3; 6-Ethyl-4,5-dihydro-3(2H)-pyridazinone (9CI)
EINECS	Contact for details

Quality Control

Our 3(2H)-Pyridazinone,6-Ethyl-4,5-Dihydro-(9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, residual solvent analysis, and identity confirmation via spectroscopic methods. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality attributes to support your regulatory and R&D requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Purity (HPLC)	≥ 97.0%
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.