Description

Pyridazine-3-Carboxylic Acid Ethyl Ester is a versatile heterocyclic building block and ester derivative of pyridazine-3-carboxylic acid. This compound is of significant value in organic synthesis and pharmaceutical research due to its reactive ester group and the nitrogen-rich pyridazine core. It is primarily sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs targeting CNS and cardiovascular diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, leveraging the bioactivity of the pyridazine moiety.
• Ligand and Catalyst Precursor: Serves as a starting material for synthesizing specialized ligands used in coordination chemistry and homogeneous catalysis.
• Chemical Biology Probe Development: Employed in the synthesis of molecular probes and tags for studying biological systems and enzyme mechanisms.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of novel polymers and organic electronic materials.
• Custom Synthesis and Contract Manufacturing: A critical building block for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving the life sciences sector.

Basic Information

Product Name	Pyridazine-3-Carboxylic Acid Ethyl Ester
CAS No.	1126-10-9
Molecular Formula	C7H8N2O2
Molecular Weight	152.15 g/mol
Synonyms	Ethyl Pyridazine-3-carboxylate; 3-Pyridazinecarboxylic Acid, Ethyl Ester; Ethyl 3-Pyridazinecarboxylate; NSC 5111; Ethyl 1,2-Diazine-3-carboxylate; Pyridazine-3-carboxylic Acid Ethyl Ester; 3-Carbethoxy-pyridazine; 3-Ethoxycarbonylpyridazine
EINECS	214-417-5

Quality Control

Every batch of Pyridazine-3-Carboxylic Acid Ethyl Ester is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and development. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 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.