Description

5-(2-Thienyl)-3-Isoxazolecarbonyl Chloride is a versatile and highly reactive chemical building block, primarily used as an intermediate in advanced organic synthesis. Its value lies in its ability to efficiently introduce the 5-(2-thienyl)-3-isoxazolecarbonyl moiety into target molecules, enabling the development of complex structures. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially in medicinal chemistry research targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and fungicides, leveraging its heterocyclic structure for bioactivity.
• Material Science Research: Serves as a precursor for specialized polymers or functional materials that require the incorporation of thienyl-isoxazole units.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for constructing complex heterocyclic compounds and conducting coupling reactions.
• Chemical Biology Probes: Potential use in synthesizing molecular probes for studying biological processes due to its reactive acyl chloride group.

Basic Information

Product Name	5-(2-Thienyl)-3-Isoxazolecarbonyl Chloride
CAS No.	88958-34-3
Molecular Formula	C8H4ClNO2S
Molecular Weight	213.64 g/mol
Synonyms	5-(Thiophen-2-yl)isoxazole-3-carbonyl chloride; 3-Isoxazolecarbonyl chloride, 5-(2-thienyl)-; 5-(2-Thienyl)isoxazole-3-carbonyl chloride; Thienylisoxazolecarbonyl chloride; 5-(2-Thienyl)-1,2-oxazole-3-carbonyl chloride
EINECS	Contact for details

Quality Control

Our 5-(2-Thienyl)-3-Isoxazolecarbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets high-purity standards suitable for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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