Description

Ethyl 3-(Methylthio)Butyrate is a sulfur-containing ester valued for its unique organoleptic properties and role as a versatile chemical intermediate. This compound is essential for formulators and manufacturers requiring specific flavor and fragrance notes or a reactive building block for synthesis. It is primarily sought after by producers in the flavor & fragrance, agrochemical, and fine chemical industries.

Application

• Flavor & Fragrance Ingredient: Used as a key component in creating savory, meaty, or tropical fruit flavor profiles for processed foods, beverages, and savory snacks.
• Fragrance Compound: Serves as a building block in perfumery for developing complex sulfurous or fruity olfactory notes in fine fragrances and personal care products.
• Chemical Intermediate: Acts as a precursor in the synthesis of more complex sulfur-containing compounds for pharmaceutical and agrochemical applications.
• Agrochemical Synthesis: Utilized in the production of certain pesticides and herbicides where the thioether functionality is integral to biological activity.
• Research & Development: Employed in organic chemistry R&D for studying reactions of sulfur esters and developing novel synthetic pathways.

Basic Information

Product Name	Ethyl 3-(Methylthio)Butyrate
CAS No.	233665-96-8
Molecular Formula	C7H14O2S
Molecular Weight	162.25 g/mol
Synonyms	Ethyl 3-(Methylmercapto)butyrate; 3-(Methylthio)butyric Acid Ethyl Ester; Ethyl β-(Methylthio)butyrate; Butanoic acid, 3-(methylthio)-, ethyl ester; FEMA 3832; Flavis No. 13.015
EINECS	Contact for details

Quality Control

Our Ethyl 3-(Methylthio)Butyrate is produced and tested to meet high-purity standards suitable for flavor, fragrance, and synthesis applications. Quality is assured through rigorous in-process and final batch testing, including assay and impurity profile analysis by GC and/or HPLC. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific parameters is provided with each shipment.

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). This material is light-sensitive and easily oxidized; prolonged exposure to air and light should be avoided to maintain stability and 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)	1.010 - 1.030

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