Description

Bis(Ethylthio)Methane is a specialized organosulfur compound featuring two ethylthio groups bonded to a central methylene unit. This structure makes it a valuable intermediate and building block in organic synthesis, particularly for introducing sulfur-containing functional groups. It is primarily sought after by research institutions and industrial manufacturers in the agrochemical and pharmaceutical sectors for the development of novel active ingredients and ligands. Its utility extends to materials science, where it serves as a precursor for functional polymers and coordination complexes.

Application

• Agrochemical Intermediate: A key synthon for the synthesis of novel pesticides, herbicides, and fungicides, leveraging its sulfur moiety for bioactivity.
• Pharmaceutical Research: Used as a building block in medicinal chemistry for creating potential drug candidates, especially those targeting enzymes or receptors where sulfur plays a critical role.
• Ligand Synthesis: Serves as a precursor for chelating agents and ligands in coordination chemistry and catalysis.
• Polymer Modification: Acts as a cross-linking agent or comonomer to incorporate sulfur into polymer backbones, altering material properties like elasticity or chemical resistance.
• Flavor & Fragrance Industry: Potential use in the synthesis of sulfur-containing aroma compounds, contributing to savory or roasted notes.
• Organic Synthesis Reagent: Employed in various organic transformations, including nucleophilic substitution and as a protecting group for carbonyl compounds.

Basic Information

Product Name	Bis(Ethylthio)Methane
CAS No.	4396-19-4
Molecular Formula	C5H12S2
Molecular Weight	136.28 g/mol
Synonyms	1,1'-(Methylenebis(thio))bisethane; Methane, bis(ethylthio)-; Diethylthiomethane; Ethylthio methane; Bis(ethylsulfanyl)methane; 1,1'-[Methylenebis(sulfanediyl)]diethane; (Ethylsulfanylmethyl)(ethyl)sulfane
EINECS	224-525-6

Quality Control

Our Bis(Ethylthio)Methane is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (IR, NMR), to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting identity, assay, and impurity profiles. We adhere to cGMP principles where applicable to support our customers in regulated research and development.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.520 - 1.530
Density (20°C)	0.98 - 1.02 g/mL

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