The Schlosser base ( or Lochmann-Schlosser base ) , the combination of `` n '' - butyllithium and potassium `` tert '' - butoxide , is a commonly used superbase .
In organic synthesis , the Schlosser base ( or Lochmann-Schlosser base ) , the combination of `` n '' - butyllithium and potassium `` tert '' - butoxide , is a commonly used superbase .