Description

3-(Ethylthio)Butanal is a versatile sulfur-containing aldehyde intermediate of significant importance in fine chemical synthesis. Its unique structure, featuring both a thioether and an aldehyde functional group, makes it a valuable building block for creating complex molecules with specific organoleptic or biological properties. This compound is primarily sought after by research and development teams and production chemists in the pharmaceutical, agrochemical, and fragrance industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring thioether linkages or specific chiral centers.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides where the sulfur moiety can enhance biological activity or environmental stability.
• Flavor and Fragrance Ingredient: Acts as a building block for creating sulfur-containing aroma chemicals that contribute to savory, roasted, or tropical notes in perfumes and food flavorings.
• Chemical Research & Development: Employed as a specialized reagent in organic synthesis for constructing heterocyclic compounds or for introducing the ethylthio functional group.
• Polymer Modification: Can be used to introduce functional groups into polymer chains, potentially altering material properties like adhesion or reactivity.

Basic Information

Product Name	3-(Ethylthio)Butanal
CAS No.	27205-24-9
Molecular Formula	C6H12OS
Molecular Weight	132.22 g/mol
Synonyms	3-(Ethylthio)butyraldehyde; 3-(Ethylsulfanyl)butanal; 3-Ethylthiobutanal; Butanal, 3-(ethylthio)-; 3-(Ethylmercapto)butyraldehyde; Ethyl 3-oxobutyl sulfide; 1-(Ethylthio)-3-butanone (tautomeric form)
EINECS	Contact for details

Quality Control

Our 3-(Ethylthio)Butanal is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment ensures the material meets the high standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for extended stability. Keep away from heat, sparks, and open flame. Due to its sensitivity, minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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