Description

3(2H)-Isoxazolone,5-[(Ethylthio)Methyl]-(9Ci) is a specialized heterocyclic organic compound featuring a core isoxazolone ring system substituted with an ethylthiomethyl group at the 5-position. This unique structure makes it a valuable chemical intermediate and building block for synthesizing more complex molecules in advanced research and development. It is primarily sought by pharmaceutical and agrochemical research organizations for the development of novel active ingredients, as well as by fine chemical manufacturers producing custom intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly those targeting neurological or anti-inflammatory pathways.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, or insecticides with novel modes of action.
• Chemical Synthesis: Acts as a versatile intermediate in organic chemistry for constructing complex heterocyclic frameworks.
• Material Science Research: Investigated for the development of specialty polymers or functional materials with specific electronic or photonic properties.
• Academic & Industrial R&D: Employed in research laboratories for methodological studies and the discovery of new chemical entities.

Basic Information

Product Name	3(2H)-Isoxazolone,5-[(Ethylthio)Methyl]-(9Ci)
CAS No.	89660-63-9
Molecular Formula	C6H9NO2S
Molecular Weight	159.21 g/mol
Synonyms	5-[(Ethylthio)methyl]-3(2H)-isoxazolone; 5-(Ethylthiomethyl)-3(2H)-isoxazolone; 5-(Ethylsulfanylmethyl)-1,2-oxazol-3(2H)-one; 3(2H)-Isoxazolone, 5-[(ethylthio)methyl]-; 5-(Ethylthiomethyl)isoxazol-3(2H)-one; 89660-63-9; 5-[(Ethylsulfanyl)methyl]-2H-isoxazol-3-one
EINECS	Contact for details

Quality Control

Our production of 3(2H)-Isoxazolone,5-[(Ethylthio)Methyl]-(9Ci) adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling and IR for structural confirmation. A detailed Certificate of Analysis (COA) documenting identity, purity, and related substances is provided with every shipment to support your quality assurance processes.

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. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.