Description

Carbonyl Sulfide CAS NO 463-58-1 is a colorless, flammable, and toxic gas with a distinctive sulfurous odor. It serves as a critical intermediate and reagent in the synthesis of various sulfur-containing organic compounds and specialty chemicals. This product is essential for industrial and research applications in sectors such as agrochemical manufacturing, materials science, and chemical synthesis.

Application

• Agrochemical Synthesis: A key intermediate in the production of herbicides, insecticides, and fungicides.
• Chemical Manufacturing: Used as a reagent for introducing thio-carbonyl groups in organic synthesis and pharmaceutical intermediates.
• Materials Science: Employed in the deposition of thin films and the surface treatment of metals.
• Laboratory Research: Serves as a standard or reagent in analytical chemistry and catalysis studies.
• Petrochemical Processes: Can be involved in certain refining and gas treatment applications.

Basic Information

Product Name	Carbonyl Sulfide
CAS No.	463-58-1
Molecular Formula	COS
Molecular Weight	60.08 g/mol
Synonyms	Carbon Oxide Sulfide; Carbon Oxysulfide; Oxycarbon Sulfide; Carbonyl Sulphide; COS; Carbonic Oxide Sulfide; Thiocarbonyl Oxide; Sulfur Carbonyl Oxide
EINECS	207-340-0

Quality Control

Our Carbonyl Sulfide is produced and handled under stringent quality management protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including gas chromatography (GC) and infrared spectroscopy (IR), to verify identity and assay. A Certificate of Analysis (COA) detailing all quality parameters is provided with each shipment to ensure compliance with your technical requirements.

Storage

Preserve in a tightly closed, approved pressure cylinder, protected from light. Store in a cool, well-ventilated area away from heat, sparks, open flames, and incompatible materials. Cylinders should be secured upright and stored at temperatures not exceeding 50°C (122°F). Keep container valve closed when not in use.

Specification

Item	Specification
Appearance	Colorless Gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Carbon Dioxide (GC)	≤ 0.5%
Hydrogen Sulfide (GC)	≤ 0.1%
Water Content (KF)	≤ 50 ppm

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