Description

3-Buten-2-One, 3-Methyl-4-(Methylthio)- (9Ci) is a specialized sulfur-containing organic compound with a reactive α,β-unsaturated ketone moiety. This unique structure makes it a valuable versatile building block and intermediate for synthesizing more complex molecules in fine chemical and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the agrochemical, pharmaceutical, and advanced material sectors for creating novel compounds with specific biological or material properties.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly those requiring a thioether or Michael acceptor functionality.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, where its structure can contribute to biological activity.
• Fine Chemical Production: Acts as a precursor for synthesizing flavors, fragrances, and other specialty chemicals that benefit from its reactive ketone group.
• Material Science Research: Employed in the development of novel polymers, ligands for catalysis, or organic electronic materials due to its dual functional groups.
• Chemical Research & Development: A valuable tool for organic chemists exploring new synthetic methodologies, such as conjugate addition reactions or cyclization processes.

Basic Information

Product Name	3-Buten-2-One, 3-Methyl-4-(Methylthio)- (9Ci)
CAS No.	84867-81-2
Molecular Formula	C6H10OS
Molecular Weight	130.21 g/mol
Synonyms	3-Methyl-4-(methylthio)-3-buten-2-one; 4-(Methylthio)-3-methyl-3-buten-2-one; 3-Methyl-4-(methylmercapto)-3-buten-2-one; 3-Buten-2-one, 3-methyl-4-(methylthio)-; Methyl 3-methyl-4-(methylthio)but-3-en-2-one; (E)-3-Methyl-4-(methylthio)but-3-en-2-one (possible isomer)
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity for research and industrial use. Our products undergo comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C for long-term stability. Keep away from heat, sparks, and open flame. This material may be light-sensitive; store away from direct light exposure.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Research Grade)
Purity (GC/HPLC)	≥ 98.0% (Premium Grade)
Water Content (KF)	≤ 0.5%

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