Potassiumt-Butoxide-Dimethyl Sulfoxide

(t-BuOK) [865-47-4] C4H9KO (MW 112.23) InChI = 1S/C4H9O.K/c1-4(2,3)5;/h1-3H3;/q-1;+1 InChIKey = LPNYRYFBWFDTMA-UHFFFAOYSA-N (DMSO) [67-68-5] C2H6OS (MW 78.15) InChI = 1S/C2H6OS/c1-4(2)3/h1-2H3 InChIKey = IAZDPXIOMUYVGZ-UHFFFAOYSA-N (highly basic reagent; useful for β-elimination and alkene isomerization reactions1) Preparative Methods: prepared in situ from anhydrous t-BuOK and anhydrous DMSO.2a Anhydrous DMSO is prepared by distillation from Calcium Hydride or Sodium Hydride under reduced pressure at 60 °C. Handling, Storage, and Precautions: see Potassium tert‐Butoxide and Dimethyl Sulfoxide. Store over 4 molecular sieves.2b Use in a fume hood.