Description

Thioacetic Acid is a versatile organosulfur compound characterized by its highly reactive thioester functional group. This high reactivity makes it an essential building block and reagent for introducing acetylthio groups in complex chemical syntheses. It is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel compounds or modify molecular structures.

Application

• Pharmaceutical Intermediate: Key reagent in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing thiol-protecting groups or constructing sulfur-containing heterocycles.
• Agrochemical Synthesis: Used in the production of certain herbicides, fungicides, and insecticides where the acetylthio moiety is a critical functional component.
• Polymer Chemistry: Acts as a chain-transfer agent or modifier in polymerization processes to control molecular weight and introduce specific end-group functionalities.
• Organic Synthesis Reagent: Employed as a versatile acetylthiolating agent for alcohols, amines, and organometallic compounds, facilitating the synthesis of thioesters and other derivatives.
• Flavor and Fragrance Industry: Serves as a precursor for certain sulfur-containing flavor compounds, contributing to savory or meaty notes at very low concentrations.
• Biochemical Research: Utilized in protein chemistry and biochemistry for acetylation and thioesterification studies of amino acids and peptides.

Basic Information

Product Name	Thioacetic Acid
CAS No.	507-09-5
Molecular Formula	C2H4OS
Molecular Weight	76.11 g/mol
Synonyms	Acetyl mercaptan; Ethanethioic acid; Thioacetic acid S-acid; Acetylthiol; Acetic thioanhydride; Mercapto acetate; Acetyl hydrogen sulfide; AcSH
EINECS	208-063-8

Quality Control

Our Thioacetic Acid is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and impurity profiling by gas chromatography (GC), to ensure it meets the high-purity standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases, oxidizing agents, and amines. Due to its highly volatile and strong acid/organic solvent nature, containers must be kept tightly sealed and handled with appropriate precautions to prevent vapor release.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acetic Acid (GC)	≤ 1.0%

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