Description

Pyrido[4,3-C]Pyridazin-5(6H)-One (9Ci) is a high-purity heterocyclic organic compound, identified by CAS NO 136411-57-9, serving as a critical building block in advanced pharmaceutical and agrochemical research. This specialized intermediate is valued for its unique fused pyrido-pyridazinone structure, which is integral to the synthesis of novel bioactive molecules. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating new drug candidates and active ingredients.

Application

• Pharmaceutical Intermediate: A key scaffold in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used as a precursor in the design and synthesis of novel herbicides, fungicides, and insecticides.
• Chemical Biology Research: Employed as a probe or building block in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Fine Chemical Production: Serves as a specialized intermediate in custom synthesis and contract manufacturing for high-value chemical products.
• Academic & Institutional Research: Utilized in university and institutional labs for fundamental studies in heterocyclic chemistry and new reaction methodologies.

Basic Information

Product Name	Pyrido[4,3-C]Pyridazin-5(6H)-One (9Ci)
CAS No.	136411-57-9
Molecular Formula	C7H5N3O
Molecular Weight	147.14 g/mol
Synonyms	Pyrido[4,3-c]pyridazin-5(6H)-one; 5H-Pyrido[4,3-c]pyridazin-5-one; 6H-Pyrido[4,3-c]pyridazin-5-one; 136411-57-9; Pyrido(4,3-c)pyridazin-5(6H)-one; Pyrido[4,3-c]pyridazin-5-one; 5-Oxo-5,6-dihydropyrido[4,3-c]pyridazine
EINECS	Contact for details

Quality Control

Our Pyrido[4,3-C]Pyridazin-5(6H)-One (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content	≤ 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.