Description

4-Pyridazinecarboxylic Acid, 2,3-Dihydro-3-Oxo-, Hydrazide is a versatile heterocyclic building block and key synthetic intermediate. This compound is valued for its reactive hydrazide and pyridazinone functional groups, which enable its use in constructing complex molecular architectures. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for applications in medicinal chemistry and active ingredient synthesis.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and possessing potential biological activity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Chemical Research & Development: Acts as a fundamental building block for creating libraries of compounds in combinatorial chemistry and for studying structure-activity relationships (SAR).
• Ligand and Chelating Agent Precursor: The hydrazide moiety can be utilized to develop specialized ligands for metal catalysis or analytical chemistry applications.
• Material Science Research: Investigated as a monomer or functional component in the development of advanced polymers and specialty materials.

Basic Information

Product Name	4-Pyridazinecarboxylic Acid, 2,3-Dihydro-3-Oxo-, Hydrazide
CAS No.	2125-91-9
Molecular Formula	C5H6N4O2
Molecular Weight	154.13 g/mol
Synonyms	3-Oxo-2,3-dihydropyridazine-4-carbohydrazide; 4-Hydrazinecarbonyl-2,3-dihydro-3-oxopyridazine; 3-Oxo-2,3-dihydro-4-pyridazinecarboxylic acid hydrazide; 2,3-Dihydro-3-oxo-4-pyridazinecarboxylic acid hydrazide; 4-Pyridazinecarboxylic acid, 2,3-dihydro-3-oxo-, hydrazide; 3-Oxopyridazine-4-carbohydrazide; 4-Carbohydrazide-2,3-dihydro-3-oxopyridazine
EINECS	218-350-4

Quality Control

Our 4-Pyridazinecarboxylic Acid, 2,3-Dihydro-3-Oxo-, Hydrazide is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening a new container to maximize shelf life.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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