Description

Ethyl 2-(Methylthio)Propionate is a specialized organic ester compound featuring a sulfur-containing methylthio functional group. This unique structure makes it a valuable intermediate and flavor/fragrance ingredient, prized for its ability to impart fruity, tropical, or savory notes. It is primarily sought after by manufacturers in the flavor and fragrance, agrochemical, and pharmaceutical synthesis industries for its versatile reactivity and organoleptic properties.

Application

• Flavor & Fragrance Industry: A key building block for synthesizing complex aroma chemicals, contributing to fruity (e.g., pineapple, passionfruit) and savory flavor profiles in food, beverages, and perfumery.
• Agrochemical Intermediates: Serves as a crucial precursor in the synthesis of certain pesticides and herbicides, leveraging the reactivity of the thioether and ester groups.
• Pharmaceutical Synthesis: Used as an advanced intermediate in the production of active pharmaceutical ingredients (APIs) that require specific sulfur-containing motifs.
• Organic Synthesis & Research: Employed in academic and industrial R&D laboratories as a reagent for introducing the 2-(methylthio)propionate moiety into more complex molecules.

Basic Information

Product Name	Ethyl 2-(Methylthio)Propionate
CAS No.	40800-76-8
Molecular Formula	C6H12O2S
Molecular Weight	148.22 g/mol
Synonyms	Ethyl 2-(Methylthio)propanoate; Ethyl 2-(Methylmercapto)propionate; 2-(Methylthio)propionic Acid Ethyl Ester; Ethyl α-(Methylthio)propionate; Ethyl 2-Methylthiopropionate; Propanoic acid, 2-(methylthio)-, ethyl ester; FEMA 4003
EINECS	255-101-4

Quality Control

Our Ethyl 2-(Methylthio)Propionate is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, IR, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We can support compliance requirements for relevant industry standards, including those for flavor ingredients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.460 - 1.470
Specific Gravity (20/20°C)	1.020 - 1.050

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