Description

Ethenethione, Dithiiranylidene- (9Ci) CAS NO 331818-78-1 is a specialized organosulfur compound featuring a unique dithiiranylidene functional group. This high-purity chemical intermediate is valued for its distinct reactivity profile, enabling the synthesis of complex sulfur-containing heterocycles and advanced materials. It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and material science sectors for applications in ligand synthesis, catalyst development, and novel polymer research.

Application

• Pharmaceutical Intermediate: Serves as a key building block for synthesizing novel sulfur-based drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides with unique modes of action.
• Material Science: Acts as a precursor for advanced polymeric materials, conductive polymers, and ligands for metal-organic frameworks (MOFs).
• Chemical Synthesis: Employed as a specialized reagent in organic synthesis for constructing complex dithiole and thiophene derivatives.
• Catalyst Development: Utilized in the preparation of novel organometallic catalysts and ligands for asymmetric synthesis.
• Academic & Industrial R&D: A critical tool for fundamental research in organosulfur chemistry and reaction mechanism studies.

Basic Information

Product Name	Ethenethione, Dithiiranylidene- (9Ci)
CAS No.	331818-78-1
Molecular Formula	C2S2
Molecular Weight	88.16 g/mol
Synonyms	Dithiiranylideneethenethione; 1,2-Dithiiranylideneethenethione; Thiirene-1,1-dithione; Carbon sulfide (C2S2); Ethene-1,1-dithione dimer; Dithioglyoxal; Dithiooxalic anhydride; Thiocarbonyl sulfide dimer
EINECS	Contact for details

Quality Control

Our Ethenethione, Dithiiranylidene- (9Ci) is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC-MS, and NMR, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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