Description

4-Chloro-5-(Cyclopentylmethoxy)Pyridazin-3(2H)-One is a high-purity, advanced pharmaceutical intermediate with the CAS registry number 1191454-46-2. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex heterocyclic scaffolds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in drug discovery and process development.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates targeting various disease pathways.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging its pyridazinone core structure.
• Chemical Synthesis: Serves as a versatile building block for creating more complex heterocyclic compounds in medicinal chemistry.
• Biochemical Research: Employed in the study of enzyme inhibitors and other biologically active molecules.
• Material Science: Investigated for potential applications in the development of specialty chemicals and functional materials.

Basic Information

Product Name	4-Chloro-5-(Cyclopentylmethoxy)Pyridazin-3(2H)-One
CAS No.	1191454-46-2
Molecular Formula	C10H13ClN2O2
Molecular Weight	228.68 g/mol
Synonyms	4-Chloro-5-(cyclopentylmethoxy)-2,3-dihydropyridazin-3-one; 4-Chloro-5-(cyclopentylmethoxy)-3(2H)-pyridazinone; 4-Chloro-5-(cyclopentylmethoxy)pyridazin-3-ol; 1191454-46-2; 5-(Cyclopentylmethoxy)-4-chloro-2,3-dihydropyridazin-3-one
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-(Cyclopentylmethoxy)Pyridazin-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, 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 aligns with cGMP standards for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.