Sulfur monoxide dichloride, 99% 
Synonyms:
Sulfurous acid dichloride, Sulfurous oxychloride, Sulfuryl(IV) chloride, Sulfur oxide dichloride
Empirical Formula:Cl2OS
Linear Formula: SOCl2
MDL number: MFCD00011449

Used in the industrial production of organochlorine compounds, which are often intermediates in pharmaceuticals and agrichemicals.
Used in the production of dyes, pharmaceuticals, graphene, for chlorination.
They are used as a positive electrode in disposable lithium chemical current sources, the so-called. lithiumthionyl chloride batteries.