Description

Ethanone, 1-Pyrazolo[1,5-B]Pyridazin-3-Yl- (9Ci) is a high-purity organic compound, identified by CAS No. 551919-57-4, that serves as a critical advanced intermediate in modern synthetic chemistry. Its unique pyrazolopyridazine core structure makes it a valuable building block for constructing complex molecules with targeted biological or material properties. This compound is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in therapeutic areas requiring heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the creation of novel pesticides and herbicides, leveraging its structural complexity for targeted biological activity.
• Material Science Research: Serves as a precursor in the development of specialty chemicals, dyes, or functional materials with specific electronic or photonic properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies and the exploration of new chemical reactions and pathways.
• Custom Synthesis Building Block: Provided to fine chemical manufacturers for use in bespoke, multi-step synthesis projects for clients.

Basic Information

Item	Detail
Product Name	Ethanone, 1-Pyrazolo[1,5-B]Pyridazin-3-Yl- (9Ci)
CAS No.	551919-57-4
Molecular Formula	C8H7N3O
Molecular Weight	161.16 g/mol
Synonyms	1-(Pyrazolo[1,5-b]pyridazin-3-yl)ethanone; 1-Pyrazolo[1,5-b]pyridazin-3-ylethanone; 3-Acetylpyrazolo[1,5-b]pyridazine; Acetylpyrazolopyridazine; Ethanone, 1-(pyrazolo[1,5-b]pyridazin-3-yl)-; 551919-57-4; Pyrazolo[1,5-b]pyridazin-3-yl methyl ketone
EINECS	Contact for details

Quality Control

Our Ethanone, 1-Pyrazolo[1,5-B]Pyridazin-3-Yl- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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