Description

3-Oxobutanethioic Acid S-Propyl Ester is a versatile sulfur-containing β-keto ester derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring both a ketone and a thioester functional group, makes it a valuable precursor for constructing complex heterocycles and fine chemicals. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of thiazole, thiophene, and other sulfur-containing heterocyclic compounds with potential biological activity.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where the thioester moiety is integral to the molecule's function.
• Ligand and Catalyst Development: Serves as a starting material for creating novel chelating ligands and organocatalysts used in asymmetric synthesis.
• Fine Chemical Production: Employed in the manufacture of flavors, fragrances, and other high-value specialty chemicals requiring specific sulfur functionalities.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of polymers with unique properties.
• Chemical Research & Development: A fundamental reagent for methodological studies in organic chemistry, particularly in C-S and C-C bond-forming reactions.

Basic Information

Item	Detail
Product Name	3-Oxobutanethioic Acid S-Propyl Ester
CAS No.	15780-61-7
Molecular Formula	C7H12O2S
Molecular Weight	160.23 g/mol
Synonyms	Propyl 3-Oxobutanethioate; S-Propyl 3-Oxobutanethioate; 3-Oxobutanoic Acid S-Propyl Ester; Acetoacetic Acid S-Propyl Ester; Propyl Acetoacetate Thioester; 1-Propyl 3-Oxobutanethioate; Thioacetoacetic Acid Propyl Ester
EINECS	Contact for details

Quality Control

Our 3-Oxobutanethioic Acid S-Propyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C to maintain optimal stability for extended periods. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.480 - 1.490
Density (20°C)	1.05 - 1.10 g/mL

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