Description

3-p-Tolylsulfanyl-Propionic Acid Ethyl Ester is a specialized organic sulfur compound that serves as a valuable synthetic intermediate. Its structure, featuring a thioether linkage to a toluyl group, makes it a versatile building block for constructing more complex molecules in advanced chemical synthesis. This product is primarily utilized by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for applications such as medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring a thioether functional group.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides where the tolylsulfanyl moiety can impart specific biological activity.
• Material Science Research: Employed in the development of specialty polymers, ligands for catalysis, or organic electronic materials due to its sulfur-containing aromatic structure.
• Chemical Research & Development: Serves as a versatile synthon for organic chemists exploring new reaction pathways, particularly in C-S bond formation and functional group transformations.
• Fine Chemical Production: Acts as a precursor in the multi-step synthesis of complex fragrance compounds, dyes, or other high-value specialty chemicals.

Basic Information

Product Name	3-p-Tolylsulfanyl-Propionic Acid Ethyl Ester
CAS No.	85169-05-7
Molecular Formula	C₁₂H₁₆O₂S
Molecular Weight	224.32 g/mol
Synonyms	Ethyl 3-[(4-methylphenyl)thio]propanoate; Ethyl 3-(p-Tolylthio)propionate; 3-[(4-Methylphenyl)thio]propanoic Acid Ethyl Ester; 3-(4-Methylphenylsulfanyl)propionic Acid Ethyl Ester; p-Tolyl 3-Ethoxy-3-oxopropyl Sulfide; 85169-05-7; Ethyl 3-(4-Methylbenzenesulfanyl)propanoate
EINECS	Contact for details

Quality Control

Every batch of 3-p-Tolylsulfanyl-Propionic Acid Ethyl Ester is produced under strict quality management protocols. We employ advanced analytical techniques including GC, HPLC, and NMR to ensure identity, purity, and consistency meet the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its sensitivity to oxidation, minimize headspace in opened containers and reseal promptly after use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/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.