Description

3-((4-Methylphenyl)Thio)Propionic Acid is a specialized organosulfur compound featuring a thioether-linked propionic acid moiety. This unique structure makes it a valuable intermediate for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research and development chemists, process engineers, and manufacturers in fine chemical production. The compound, with CAS number 13739-35-0, offers a versatile building block for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring a thioether linkage for bioactivity or metabolic stability.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and plant growth regulators where the aromatic thioether group is a critical functional moiety.
• Liquid Crystal & Polymer Additives: Serves as a precursor for monomers or additives that impart specific optical or material properties to advanced polymers and liquid crystal displays.
• Ligand & Catalyst Development: Employed in organometallic chemistry for the preparation of novel ligands used in catalytic processes, including cross-coupling reactions.
• Organic Synthesis Research: A versatile reagent for academic and industrial research exploring new carbon-sulfur bond formation methodologies and the development of sulfur-containing compound libraries.

Basic Information

Product Name	3-((4-Methylphenyl)Thio)Propionic Acid
CAS No.	13739-35-0
Molecular Formula	C10H12O2S
Molecular Weight	196.26 g/mol
Synonyms	3-(p-Tolylthio)propanoic Acid; 3-(4-Methylphenylthio)propionic Acid; 3-[(4-Methylphenyl)sulfanyl]propanoic Acid; 4-Methylphenyl 2-Carboxyethyl Sulfide; p-Tolyl 2-Carboxyethyl Sulfide; β-[(4-Methylphenyl)thio]propionic Acid; 3-(4-Methylbenzenethio)propanoic Acid
EINECS	Contact for details

Quality Control

Our 3-((4-Methylphenyl)Thio)Propionic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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