Description

3-Oxo-3-Phenylpropanethioic Acid o-Ethyl Ester is a versatile sulfur-containing β-keto ester derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a ketone and a thioester functional group, makes it a valuable building block for constructing complex heterocyclic and pharmaceutical scaffolds. This compound is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of thiazole, pyrazole, and other nitrogen-sulfur heterocycles with potential biological activity.
• Agrochemical Synthesis: Used in the development of novel active ingredients for crop protection products.
• Fine Chemical Production: Serves as a building block for specialty chemicals, dyes, and functional materials.
• Research & Development: Employed in academic and industrial R&D for method development and exploring new chemical entities.
• Ligand and Catalyst Preparation: Potential use in the preparation of sulfur-containing ligands for metal catalysis.

Basic Information

Product Name	3-Oxo-3-Phenylpropanethioic Acid o-Ethyl Ester
CAS No.	16516-19-1
Molecular Formula	C11H12O2S
Molecular Weight	208.28 g/mol
Synonyms	Ethyl 3-oxo-3-phenylpropanethioate; 3-Oxo-3-phenylpropionic acid thioethyl ester; o-Ethyl 3-oxo-3-phenylpropanethioate; Benzoylacetic acid thioethyl ester; Thioethyl benzoylacetate; 1-Phenyl-1,3-butanedione thioethyl ester; Ethyl thiobenzoylacetate; 16516-19-1
EINECS	Contact for details

Quality Control

Our 3-Oxo-3-Phenylpropanethioic Acid o-Ethyl Ester is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research and commercial-grade materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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