Description

1(2H)-Pyridazinecarbonyl Chloride, Tetrahydro-3-Oxo- (9Ci) is a versatile and reactive heterocyclic building block, specifically an acid chloride derivative of a tetrahydro-3-oxopyridazine. Its primary value lies in its role as a key synthetic intermediate for constructing complex nitrogen-containing molecular frameworks, enabling the introduction of the pyridazinecarbonyl moiety. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used in the development of novel active ingredients and fine chemicals. Its reactive carbonyl chloride group makes it a crucial reagent for amide bond formation and other coupling reactions.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) agents and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides that require specific heterocyclic structures.
• Fine Chemical Production: Acts as a specialized reagent for creating complex, high-value compounds used in material science and chemical research.
• Peptidomimetics & Bioactive Molecule Development: Facilitates the construction of peptide analogs and other biologically active scaffolds through its reactive acid chloride functionality.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.
• Ligand & Catalyst Precursor: Can be utilized to synthesize specialized ligands for metal complexes used in catalytic processes.

Basic Information

Product Name	1(2H)-Pyridazinecarbonyl Chloride, Tetrahydro-3-Oxo- (9Ci)
CAS No.	54945-01-6
Molecular Formula	C5H5ClN2O2
Molecular Weight	160.56 g/mol
Synonyms	3-Oxo-1,2,3,6-tetrahydropyridazine-1-carbonyl chloride; Tetrahydro-3-oxo-1(2H)-pyridazinecarbonyl chloride; 1,2,3,6-Tetrahydro-3-oxopyridazine-1-carbonyl chloride; 3-Oxo-1,2,3,6-tetrahydropyridazine-1-carboxylic acid chloride; 1-Carboxy-3-oxo-1,2,3,6-tetrahydropyridazine chloride; 3-Oxotetrahydropyridazine-1-carbonyl chloride; 1(2H)-Pyridazinecarbonyl chloride, tetrahydro-3-oxo-
EINECS	Contact for details

Quality Control

Our 1(2H)-Pyridazinecarbonyl Chloride, Tetrahydro-3-Oxo- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong bases and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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