Description

4-Isoxazolin-3-One,5-Cyclopentyl-(8Ci) is a specialized heterocyclic compound belonging to the isoxazolinone class, serving as a versatile synthetic intermediate. Its unique fused ring structure makes it a valuable building block for the development of novel active ingredients in pharmaceutical and agrochemical research. This compound is primarily sought by R&D chemists and process development scientists in the fine chemical and life sciences industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory activity.
• Agrochemical Research: Used as a core scaffold for developing new herbicides, fungicides, or insecticides with novel modes of action.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with unique thermal or chemical resistance properties.
• Chemical Biology: Serves as a probe or a tagged molecule in studying enzyme mechanisms or protein-ligand interactions due to its reactive heterocycle.
• Academic & Contract Research: Essential for methodological studies in organic synthesis, including cycloaddition reactions and heterocycle functionalization.

Basic Information

Product Name	4-Isoxazolin-3-One,5-Cyclopentyl-(8Ci)
CAS No.	27772-74-3
Molecular Formula	C8H11NO2
Molecular Weight	153.18 g/mol
Synonyms	5-Cyclopentyl-4-isoxazolin-3-one; 3H-Isoxazol-3-one, 4,5-dihydro-5-cyclopentyl-; 5-Cyclopentyl-4,5-dihydro-3H-isoxazol-3-one; 5-Cyclopentyl-2-isoxazolin-3-one; 5-Cyclopentyl-δ2-isoxazolin-3-one; Cyclopentylisoxazolinone; 27772-74-3 (CAS)
EINECS	Contact for details

Quality Control

Our 4-Isoxazolin-3-One,5-Cyclopentyl-(8Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure consistency and reliability for your critical research and development projects. Certificates of Analysis (COA) detailing batch-specific results are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.