Description

n-Butyl Ethyl Sulfide is a specialized organosulfur compound with the CAS number 638-46-0, valued for its role as a versatile chemical intermediate and building block in advanced synthesis. Its unique sulfide linkage and alkyl chain structure make it a critical reagent for introducing sulfur-containing functional groups into target molecules. This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring specific sulfur-based pharmacophores.
• Agrochemical Synthesis: Serves as a key building block for creating pesticides, herbicides, and fungicides with enhanced efficacy.
• Ligand and Catalyst Preparation: Employed in the development of specialized ligands for metal catalysis and coordination chemistry.
• Flavor and Fragrance Industry: Acts as a precursor for synthesizing specific sulfur-containing aroma compounds.
• Material Science Research: Utilized in the production of organic semiconductors, polymers, and other advanced materials.
• Organic Synthesis Reagent: A valuable reagent for nucleophilic substitution and other reactions to construct complex organic molecules.

Basic Information

Product Name	n-Butyl Ethyl Sulfide
CAS No.	638-46-0
Molecular Formula	C6H14S
Molecular Weight	118.24 g/mol
Synonyms	1-(Ethylthio)butane; Butyl Ethyl Sulfide; Ethyl Butyl Sulfide; 1-Butylsulfanylethane; Butyl ethyl thioether; Ethyl n-butyl sulfide; n-Butyl ethyl sulphide; NSC 74155
EINECS	211-353-5

Quality Control

Our n-Butyl Ethyl Sulfide is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques including GC, GC-MS, and NMR for comprehensive identity and purity verification. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed to prevent moisture absorption and evaporation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.450 - 1.455
Density (20°C)	0.840 - 0.850 g/mL

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