Organotin Halides Containing Oxy- or Hydroxy-Groups

The compounds listed in Table I5I are prepared by methods from the following scheme. 

I Partial hydrolysis of alkyltin halides, alkoxides or dithiocarbamates with  

Ill Partial halogenation of organotin oxides with hydrochloric acid involving  

IV Alkylation of metallic tin with alkyl halide in aqueous medium. 

By rxn. of Bu2Sn0l2 with H2O in org. solvent at 0 -r.t., in good yield (IO5I), with H2O at 160 in EtsN-BuOl in presence of various metals at 2-98% yield (1939)/ with H2O at 160 in presence of various metals in yield (1939). 

---