Description

Ethanethioic Acid, S-(5-Methyl-3-Isoxazolyl) Ester (9Ci) is a specialized organosulfur compound that serves as a valuable synthetic intermediate in advanced chemical synthesis. Its unique structure, featuring a thioester linkage to a substituted isoxazole ring, makes it a critical reagent for constructing complex heterocyclic frameworks. This high-purity chemical is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries who require reliable, high-quality building blocks for developing new active ingredients.

Application

• As a key synthetic intermediate in the research and development of novel pharmaceutical compounds.
• In the synthesis of agrochemicals, including potential herbicides, fungicides, and insecticides.
• As a specialized building block for constructing complex heterocyclic molecules in medicinal chemistry.
• For use in academic and industrial R&D exploring new chemical entities and reaction pathways.
• In the preparation of ligands or precursors for catalysts used in fine chemical synthesis.

Basic Information

Product Name	Ethanethioic Acid, S-(5-Methyl-3-Isoxazolyl) Ester (9Ci)
CAS No.	69528-38-7
Molecular Formula	C7H9NO2S
Molecular Weight	171.22 g/mol
Synonyms	Acetic Acid, Thio-, S-(5-Methyl-3-isoxazolyl) Ester; S-(5-Methyl-3-isoxazolyl) Thioacetate; 5-Methyl-3-isoxazolyl Thioacetate; Thioacetic Acid S-(5-Methyl-3-isoxazolyl) Ester; 3-Isoxazolin-5-yl Methyl Thioacetate; CAS 69528-38-7
EINECS	Contact for details

Quality Control

Our Ethanethioic Acid, S-(5-Methyl-3-Isoxazolyl) Ester (9Ci) is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
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.