Description

6-Oxo-1,6-Dihydropyridazine-4-Carboxylic Acid Ethyl Ester is a high-purity heterocyclic building block of significant importance in advanced organic synthesis. This compound serves as a versatile intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Chemical Biology & Proteomics: Serves as a scaffold or linker in the design of chemical probes, enzyme inhibitors, and activity-based protein profiling (ABPP) reagents.
• Material Science Research: Employed in the synthesis of specialty polymers, ligands for catalysis, and organic electronic materials due to its unique heterocyclic structure.
• Academic & Contract Research: Essential for methodological development, library synthesis, and discovery chemistry in university and CRO (Contract Research Organization) laboratories.

Basic Information

Product Name	6-Oxo-1,6-Dihydropyridazine-4-Carboxylic Acid Ethyl Ester
CAS No.	21427-85-0
Molecular Formula	C7H8N2O3
Molecular Weight	168.15 g/mol
Synonyms	Ethyl 6-oxo-1,6-dihydropyridazine-4-carboxylate; 4-Carbethoxy-6-hydroxypyridazine; 6-Hydroxy-4-pyridazinecarboxylic Acid Ethyl Ester; 1,6-Dihydro-6-oxopyridazine-4-carboxylic Acid Ethyl Ester; Ethyl 1,6-dihydro-6-oxo-4-pyridazinecarboxylate; 4-Pyridazinecarboxylic acid, 1,6-dihydro-6-oxo-, ethyl ester; Ethyl 6-hydroxy-1,6-dihydro-4-pyridazinecarboxylate
EINECS	Contact for details

Quality Control

Our 6-Oxo-1,6-Dihydropyridazine-4-Carboxylic Acid Ethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) with detailed chromatographic data are provided for full traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). The container should be kept tightly sealed in a dry environment to minimize moisture uptake.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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