Functionally Substituted Triorganotin Mercaptides

The diorganotin dimercaptides in the ensuing tables are prepared by methods from the following scheme. 

I Alkylation of diorganotin disodium mercaptide RsSnCSNa) with alkylhalides. 

Ill Reaction of diorganotin oxide (R2SnO)x with mercaptans RSH and Y(SH)2  

IV Reaction of diorganotin dialkoxide R2Sn(0R)2 with mercaptan RSH. 

V Interconversion reaction of diorganotin di-mercaptide R2Sn(SR)2 with  

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