Task: Text Categorization
Input (English): Usually produced in a solvent such as diethyl ether or THF, these have the disadvantage of reacting in protic solvents. Used in the Chichibabin aldehyde synthesis and the Barbier reaction, their importance lies in their reactivity with carbonyl compounds as they are highly effective reducing agents. For ten points, name this organomagnesium halide compounds created by and named for the winner of the 1912 Nobel Prize in Chemistry.
Output (English): Science