Description

Ethyl 3-Oxo-2,3,7,8-Tetrahydropyrido[4,3-C]Pyridazine-6(5H)-Carboxylate is a high-purity, advanced pharmaceutical intermediate belonging to the fused pyridazine class of heterocyclic compounds. This compound is a critical building block in the synthesis of complex active pharmaceutical ingredients (APIs), valued for its precise molecular architecture that enables targeted drug development. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel therapeutic agents and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and oncology research.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic core for biological activity.
• Chemical Synthesis: Serves as a versatile scaffold for medicinal chemists to create libraries of compounds for high-throughput screening.
• Academic & R&D: Employed in university and institutional laboratories for studying heterocyclic chemistry and reaction mechanisms.
• Contract Manufacturing (CMO): Supplied to contract manufacturing organizations for scale-up and cGMP production of clinical trial materials.

Basic Information

Product Name	Ethyl 3-Oxo-2,3,7,8-Tetrahydropyrido[4,3-C]Pyridazine-6(5H)-Carboxylate
CAS No.	39716-48-8
Molecular Formula	C₁₁H₁₃N₃O₃
Molecular Weight	235.24 g/mol
Synonyms	Ethyl 3-oxo-2,3,7,8-tetrahydropyrido[4,3-c]pyridazine-6-carboxylate; 6-Carbethoxy-3-oxo-2,3,7,8-tetrahydropyrido[4,3-c]pyridazine; Ethyl 3-oxo-2,3,7,8-tetrahydro-5H-pyrido[4,3-c]pyridazine-6-carboxylate; 39716-48-8; 5H-Pyrido[4,3-c]pyridazine-6-carboxylic acid, 2,3,7,8-tetrahydro-3-oxo-, ethyl ester; Ethyl 3-oxo-2,3,5,7,8,9-hexahydropyrido[4,3-c]pyridazine-6-carboxylate (tautomeric form).
EINECS	Contact for details

Quality Control

Our Ethyl 3-Oxo-2,3,7,8-Tetrahydropyrido[4,3-C]Pyridazine-6(5H)-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D and scale-up. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). This material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.