Description

3-(Butylthio)Propionic Acid Ethyl Ester is a sulfur-containing organic ester with a distinctive thioether functional group. This compound is valued as a versatile chemical intermediate and a potential flavor and fragrance component due to its unique organoleptic properties. It is primarily sought by manufacturers in the flavor & fragrance, agrochemical, and pharmaceutical synthesis industries for creating complex molecules.

Application

• Flavor and Fragrance Ingredient: Used as a building block or direct component for creating sulfurous, savory, or fruity flavor notes in food products and perfumery.
• Chemical Intermediate: Serves as a key precursor in organic synthesis, particularly for introducing the butylthio-propionate moiety into target molecules in pharmaceutical and agrochemical research.
• Agrochemical Synthesis: Employed in the production of certain pesticides, herbicides, or plant growth regulators where the thioether linkage is a critical functional element.
• Lubricant and Fuel Additive Component: Can be utilized in the formulation of specialty lubricants or as an additive precursor to modify the properties of fuels and industrial oils.
• Polymer Modification: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with specific sulfur-containing functionalities.

Basic Information

Product Name	3-(Butylthio)Propionic Acid Ethyl Ester
CAS No.	68298-26-0
Molecular Formula	C9H18O2S
Molecular Weight	190.30 g/mol
Synonyms	Ethyl 3-(Butylthio)propionate; Ethyl 3-Butylsulfanylpropanoate; 3-(Butylthio)propionic Acid Ethyl Ester; Propanoic acid, 3-(butylthio)-, ethyl ester; Butylthiopropionic Acid Ethyl Ester; NSC 163045
EINECS	Contact for details

Quality Control

Our production of 3-(Butylthio)Propionic Acid Ethyl Ester adheres to stringent quality management protocols. Each batch is analyzed to ensure high chemical purity and consistency, with specifications tailored to meet the requirements of its intended application, whether for industrial synthesis or flavor/fragrance use. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) for long-term preservation to maintain stability and purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.460 - 1.470
Specific Gravity (20/4°C)	0.980 - 1.010

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