Description

3-(Methylsulfanyl)Prop-1-Yne is a specialized organosulfur building block featuring a terminal alkyne group and a methylthioether moiety. This unique bifunctional structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and industrial chemistry. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science sectors for constructing novel chemical entities.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in the synthesis of compounds with sulfur-containing heterocycles or as a linker in medicinal chemistry.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and fungicides, leveraging its reactivity to introduce sulfur-based functional groups.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent in the development of specialty polymers, conductive materials, or metal-organic frameworks (MOFs).
• Click Chemistry Reagent: The terminal alkyne group enables its use in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions for bioconjugation and polymer functionalization.
• Ligand Precursor: Acts as a starting material for the synthesis of specialized ligands used in catalysis and coordination chemistry.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	3-(Methylsulfanyl)Prop-1-Yne
CAS No.	26842-65-9
Molecular Formula	C4H6S
Molecular Weight	86.16 g/mol
Synonyms	3-(Methylthio)-1-propyne; Methyl propargyl sulfide; Propargyl methyl sulfide; 1-Propyne, 3-(methylthio)-; 3-Methylsulfanylprop-1-yne; 3-(Methylmercapto)propyne; Methylthiopropyne
EINECS	Contact for details

Quality Control

Our production of 3-(Methylsulfanyl)Prop-1-Yne adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications and supporting your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, open flames, and strong oxidizing agents. Due to its alkyne functionality and potential volatility, handle and store under an inert atmosphere (e.g., nitrogen) for long-term stability.

Specification

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