Description

4,4-Bis(Methylthio)But-3-En-2-One is a specialized sulfur-containing organic compound with a unique enone structure flanked by methylthio groups. This molecular architecture makes it a valuable versatile building block and intermediate in advanced organic synthesis. It is primarily sought after by pharmaceutical, agrochemical, and fine chemical research and development teams for constructing complex molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly those requiring sulfur heterocycles or specific ketone functionalities.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where the methylthio groups contribute to biological activity.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and specialty chemicals that utilize its reactive enone system for further functionalization.
• Material Science Research: Investigated as a monomer or cross-linking agent in the synthesis of polymers with specific optical or electronic properties.
• Organic Synthesis Building Block: Employed in Michael additions, cyclization reactions, and as a donor for methylthio groups in various catalytic processes.

Basic Information

Product Name	4,4-Bis(Methylthio)But-3-En-2-One
CAS No.	17649-86-4
Molecular Formula	C7H10OS2
Molecular Weight	174.28 g/mol
Synonyms	3-Buten-2-one, 4,4-bis(methylthio)-; 4,4-Bis(methylmercapto)-3-buten-2-one; 4,4-Dimethylthio-3-buten-2-one; 4,4-Bis(methylsulfanyl)but-3-en-2-one; 4,4-Bis(methylthio)-3-buten-2-one; 4,4-Dimethylsulfanylbut-3-en-2-one
EINECS	Contact for details

Quality Control

Our production of 4,4-Bis(Methylthio)But-3-En-2-One adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each 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 place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging.

Specification

Item	Specification
Appearance	Yellow to amber liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (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.