Description

Sulfur Dichloride is an inorganic chemical compound with the molecular formula SCl₂, widely recognized for its role as a versatile chlorinating and sulfurizing agent. Its high reactivity makes it a critical intermediate in the synthesis of various organosulfur compounds and specialty chemicals. This product is essential for manufacturers and R&D facilities in the agrochemical, pharmaceutical, and polymer industries seeking efficient pathways for chemical synthesis.

Application

• Chemical Synthesis Intermediate: A key reagent for introducing chlorine and sulfur atoms in the production of organosulfur compounds, thiocarbonyl chlorides, and sulfenyl chlorides.
• Agrochemical Manufacturing: Used in the synthesis of pesticides, herbicides, and fungicides where specific sulfur-chlorine bonds are required.
• Polymer & Rubber Industry: Acts as a vulcanizing agent or cross-linking intermediate in the modification of synthetic rubbers and certain polymers.
• Pharmaceutical Intermediates: Employed in controlled chlorination reactions for the production of active pharmaceutical ingredients (APIs).
• Dye & Pigment Production: Serves as a chlorinating agent in the manufacture of certain sulfur-based dyes and organic pigments.
• Laboratory Research: Utilized as a specialized reagent in academic and industrial R&D for exploring new synthetic methodologies.

Basic Information

Product Name	Sulfur Dichloride
CAS No.	10545-99-0
Molecular Formula	SCl₂
Molecular Weight	102.97 g/mol
Synonyms	Sulfur(II) chloride; Dichlorosulfane; Chlorosulfurous acid; Sulfur chloride; Thionyl chloride related (by function); SCl₂; Sulfur monochloride (common misnomer, clarify as needed)
EINECS	234-129-0

Quality Control

Our Sulfur Dichloride is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and physical property verification. A Certificate of Analysis (COA) documenting these results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, ignition sources, and incompatible materials such as strong bases, amines, and oxidizing agents. Due to its nature as a strong acid/organic solvent and highly volatile compound, containers must be kept tightly sealed and upright to prevent moisture ingress and pressure buildup. Recommended storage temperature is between 2°C and 25°C.

Specification

Item	Specification
Appearance	Reddish-brown to amber liquid
Identification (IR)	Conforms
Assay (SCl₂)	≥ 98.0 %
Sulfur Monochloride (S₂Cl₂)	≤ 1.5 %
Non-volatile residue	≤ 0.1 %
Iron (Fe)	≤ 50 ppm

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