Description

S-Methyl 2-Methylthiobutyrate is a specialized organic sulfur compound, specifically a thioester, valued for its role as a versatile synthetic intermediate and flavor/fragrance component. Its unique structure makes it a key building block in the synthesis of more complex molecules, particularly in the fine chemical and pharmaceutical sectors. This product is essential for R&D chemists and manufacturers in the agrochemical, flavor & fragrance, and pharmaceutical industries seeking high-purity intermediates for advanced synthesis.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of certain pesticides and herbicides.
• Flavor and Fragrance Industry: Acts as a key component or precursor for creating specific sulfur-containing flavor notes, often reminiscent of tropical fruits.
• Organic Synthesis Building Block: Utilized in research and development for constructing complex organic molecules, including heterocycles.
• Chemical Research: Employed in academic and industrial laboratories for methodological studies and novel compound development.

Basic Information

Product Name	S-Methyl 2-Methylthiobutyrate
CAS No.	42075-45-6
Molecular Formula	C6H12OS2
Molecular Weight	164.29 g/mol
Synonyms	2-Methylthio-butanoic acid methyl ester; Methyl 2-(methylthio)butyrate; 2-(Methylthio)butyric acid methyl ester; Methyl 2-methylthiobutyrate; S-Methyl thiobutyrate; Butanoic acid, 2-(methylthio)-, methyl ester; Methyl 2-methylmercaptobutyrate
EINECS	Contact for details

Quality Control

Our S-Methyl 2-Methylthiobutyrate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to guarantee compliance with your specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 15°C and 25°C. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (n20D)	1.480 - 1.490
Density (g/mL at 20°C)	1.05 - 1.10

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