Description

3(2H)-Isoxazolone,4-(2-Thienyl)-(9Ci) CAS NO 204510-26-9 is a specialized heterocyclic compound featuring a fused isoxazolone and thiophene ring system, serving as a high-value synthetic intermediate. This compound is critical for research and development in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought by the pharmaceutical and agrochemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its unique heterocyclic structure for bioactivity.
• Material Science: Serves as a precursor for organic electronic materials, such as semiconductors or light-emitting components, due to the conjugated system of the thiophene moiety.
• Chemical Synthesis: A versatile scaffold for synthesizing more complex heterocyclic compounds and fine chemicals in academic and industrial R&D settings.
• Ligand & Catalyst Development: Potential use in creating novel ligands for catalysis or metal-organic frameworks (MOFs) based on its nitrogen and oxygen donor atoms.

Basic Information

Product Name	3(2H)-Isoxazolone,4-(2-Thienyl)-(9Ci)
CAS No.	204510-26-9
Molecular Formula	C7H5NO2S
Molecular Weight	167.19 g/mol
Synonyms	4-(Thiophen-2-yl)-3(2H)-isoxazolone; 4-(2-Thienyl)-3(2H)-isoxazolone; 4-(Thiophen-2-yl)isoxazol-3(2H)-one; 4-(2-Thienyl)isoxazol-3(2H)-one; 2H-Isoxazol-3-one, 4-(2-thienyl)-; 204510-26-9; 4-(Thien-2-yl)-3(2H)-isoxazolone
EINECS	Contact for details

Quality Control

Our 3(2H)-Isoxazolone,4-(2-Thienyl)-(9Ci) is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing specific results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive); therefore, containers should be kept sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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