Description

2H-Pyrimido[1,2-B]Pyridazin-2-One, 7-Chloro-3,4-Dihydro- is a high-purity heterocyclic organic compound, identified by CAS number 24439-16-5, serving as a critical advanced pharmaceutical intermediate (API). Its value lies in its role as a sophisticated building block for synthesizing novel active pharmaceutical ingredients (APIs) and agrochemicals. This product is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new therapeutic or crop protection agents.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new drug candidates, particularly for central nervous system (CNS) or anti-infective therapies.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, fungicides, or insecticides, leveraging its fused heterocyclic structure for biological activity.
• Organic Light-Emitting Diode (OLED) Materials: Potential application as an electron-transport or host material in the development of organic electronic devices due to its rigid, conjugated structure.
• Academic & Industrial Research: Serves as a valuable scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals for various industrial applications.

Basic Information

Product Name	2H-Pyrimido[1,2-B]Pyridazin-2-One, 7-Chloro-3,4-Dihydro-
CAS No.	24439-16-5
Molecular Formula	C7H4ClN3O
Molecular Weight	181.58 g/mol
Synonyms	7-Chloro-3,4-dihydro-2H-pyrimido[1,2-b]pyridazin-2-one; 7-Chloro-2H-pyrimido[1,2-b]pyridazin-2-one, 3,4-dihydro-; 7-Chloro-3,4-dihydropyrimido[1,2-b]pyridazin-2(1H)-one; 24439-16-5; Pyrimido[1,2-b]pyridazin-2-one, 7-chloro-3,4-dihydro-; 7-Chloro-3,4-dihydro-2H-pyrimido[1,2-b]pyridazin-2-one
EINECS	Contact for details

Quality Control

Our 2H-Pyrimido[1,2-B]Pyridazin-2-One, 7-Chloro-3,4-Dihydro- 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 stringent requirements for pharmaceutical intermediate applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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