Description

Cesiumthiocyanate CAS NO 3444-31-3 is an inorganic salt of cesium and thiocyanate, valued for its unique combination of heavy metal cation and pseudohalide anion. This compound is essential for specialized applications requiring high-density ions or specific thiocyanate reactivity in non-aqueous or high-temperature systems. It is primarily sought by researchers and manufacturers in advanced materials synthesis, specialty catalysts, and niche electrochemical applications.

Application

• Electrolyte Additive: Used in specialized electrochemical cells and high-temperature molten salt batteries due to its ionic conductivity.
• Precursor for Materials Synthesis: Serves as a source of cesium and thiocyanate ions in the preparation of perovskite materials, complex metal thiocyanates, and other advanced inorganic compounds.
• Catalysis Research: Employed as a reagent or co-catalyst in organic synthesis and polymerization studies, leveraging the thiocyanate ion's nucleophilic properties.
• Spectroscopy & Analysis: Utilized in analytical chemistry as a matrix modifier or a standard in atomic absorption spectroscopy (AAS) and other instrumental techniques.
• Density Gradient Media: Its high solubility allows for the creation of high-density solutions used in centrifugation and separation processes in research laboratories.
• Chemical Vapor Deposition (CVD): Acts as a potential precursor for depositing cesium-containing thin films in electronic and optical device fabrication.

Basic Information

Product Name	Cesiumthiocyanate
CAS No.	3444-31-3
Molecular Formula	CsSCN
Molecular Weight	190.98 g/mol
Synonyms	Cesium Thiocyanate; Cesium Rhodanide; Cesium Isothiocyanate; Thiocyanic Acid, Cesium Salt; Cesium Sulfocyanate; CsSCN; CSN
EINECS	222-361-5

Quality Control

Our Cesiumthiocyanate is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and reliability. We provide comprehensive analytical data, including purity assay and impurity profile analysis via titration and spectroscopic methods. A Certificate of Analysis (COA) detailing all test results is available for every batch to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (CsSCN)	≥ 99.0%
Water (Karl Fischer)	≤ 0.5%
Chloride (Cl)	≤ 0.01%
Sulfate (SO₄)	≤ 0.01%
Heavy Metals (as Pb)	≤ 10 ppm
Solubility (in Water)	Clear, colorless solution

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