Description

3-(Allylthio)Propanoic Acid is a versatile organosulfur compound featuring both a reactive allyl group and a carboxylic acid functionality. This unique bifunctional structure makes it a valuable intermediate for synthesizing a wide range of specialty chemicals, including polymers, pharmaceuticals, and agrochemicals. It is particularly sought after by R&D chemists and production specialists in the fine chemical, pharmaceutical, and polymer industries for its utility in cross-linking, chain transfer, and derivatization reactions.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, leveraging the thioether and acid groups for conjugation.
• Polymer Chemistry: Serves as a chain transfer agent (CTA) or cross-linking monomer in the production of specialty polymers, resins, and coatings to modify properties like flexibility and adhesion.
• Agrochemical Synthesis: A key building block for creating herbicides, fungicides, and plant growth regulators where the allylthio moiety imparts specific biological activity.
• Lubricant & Fuel Additive Precursor: Used to synthesize sulfur-containing additives that improve extreme pressure performance and anti-wear properties.
• Chemical Research & Development: Employed in organic synthesis for Michael addition reactions, thiol-ene click chemistry, and as a precursor for more complex sulfur heterocycles.
• Surface Modification Agent: Can be used to functionalize surfaces or nanoparticles via its carboxylic acid group, introducing reactive allyl sites for further grafting.

Basic Information

Product Name	3-(Allylthio)Propanoic Acid
CAS No.	23349-98-6
Molecular Formula	C6H10O2S
Molecular Weight	146.21 g/mol
Synonyms	Allyl 3-Mercaptopropionate; 3-(Allylsulfanyl)propanoic Acid; Allylthiopropionic Acid; 2-Propenyl 3-Mercaptopropanoate; 3-(Allylthio)propionic Acid; Propanoic Acid, 3-(Allylthio)-; Allyl β-Mercaptopropionate
EINECS	Contact for details

Quality Control

Our production of 3-(Allylthio)Propanoic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment 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 room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources. For long-term storage, consider under an inert atmosphere to minimize oxidation risk.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.490 - 1.500
Density (20°C)	1.10 - 1.15 g/cm³

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