Description

2-Ethyl-5,6,7,8-Tetrahydro-2H-Pyrido[4,3-C]Pyridazin-3-One is a high-purity, advanced pharmaceutical intermediate belonging to the pyridopyridazinone class of heterocyclic compounds. This compound is of significant commercial importance for its role as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs). It is primarily sought by research institutions and pharmaceutical manufacturers engaged in the development of new therapeutic agents, particularly within central nervous system (CNS) and oncology research pipelines.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of complex drug candidates and novel chemical entities.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Active Pharmaceutical Ingredient (API) Synthesis: Serves as a core scaffold for constructing final API molecules targeting specific biological pathways.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for cGMP production of clinical trial materials.
• Biochemical Research: Potential use as a tool compound or inhibitor in biochemical assays to study enzyme function and cellular processes.

Basic Information

Product Name	2-Ethyl-5,6,7,8-Tetrahydro-2H-Pyrido[4,3-C]Pyridazin-3-One
CAS No.	1384510-56-8
Molecular Formula	C10H15N3O
Molecular Weight	193.25 g/mol
Synonyms	2-Ethyl-2,5,6,7,8,8a-hexahydro-3H-pyrido[4,3-c]pyridazin-3-one; 2-Ethyl-5,6,7,8-tetrahydro-3H-pyrido[4,3-c]pyridazin-3-one; 2-Ethyl-2,3,5,6,7,8-hexahydropyrido[4,3-c]pyridazin-3-one; Pyrido[4,3-c]pyridazin-3-one, 2-ethyl-5,6,7,8-tetrahydro-2H-; 1384510-56-8; 2-Ethyl-5,6,7,8-tetrahydro-2H-pyrido[4,3-c]pyridazin-3(4H)-one
EINECS	Contact for details

Quality Control

Our 2-Ethyl-5,6,7,8-Tetrahydro-2H-Pyrido[4,3-C]Pyridazin-3-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Complies with ICH Q3C

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