Description

Pyridazin-3(2H)-One, 4-Chloro-2-Phenyl-5-Propoxy- is a high-purity, functionalized heterocyclic compound serving as a critical building block in advanced organic synthesis. Its value lies in its unique molecular scaffold, which is designed for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. This intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in therapeutic areas requiring complex heterocyclic cores.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its substituted pyridazinone structure.
• Chemical Research & Development: Serves as a versatile building block in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Material Science Precursor: Potential use in the synthesis of specialty polymers or organic electronic materials that incorporate nitrogen-containing heterocycles.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for use in client-specific synthesis projects.

Basic Information

Product Name	Pyridazin-3(2H)-One, 4-Chloro-2-Phenyl-5-Propoxy-
CAS No.	91762-36-6
Molecular Formula	C13H13ClN2O2
Molecular Weight	264.71 g/mol
Synonyms	4-Chloro-2-phenyl-5-propoxy-2H-pyridazin-3-one; 4-Chloro-2-phenyl-5-propoxy-3(2H)-pyridazinone; 5-Propoxy-4-chloro-2-phenyl-3(2H)-pyridazinone; 4-Chloro-5-propoxy-2-phenylpyridazin-3(2H)-one; 2H-Pyridazin-3-one, 4-chloro-2-phenyl-5-propoxy-; 91762-36-6; 4-Chloro-2-phenyl-5-propoxy-pyridazin-3-one
EINECS	Contact for details

Quality Control

Our Pyridazin-3(2H)-One, 4-Chloro-2-Phenyl-5-Propoxy- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with every shipment.

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 an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.