(5S)-5-methylimidazolidine-2,4-dione

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Using (S)-5-methylimidazolidine-2,4-dione (2.00 g) and 4-methoxybenzyl chloride (2.85 mL) and by the reaction and treatment in the same manner as in Preparation Example 51, the title compound (3.13 g) was obtained. by the reaction and treatment in the same manner as in Preparation Example 51

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Using (S)-5-methylimidazolidine-2,4-dione (2.00 g) and 4-methoxybenzyl chloride (2.85 mL) and by the reaction and treatment in the same manner as in Preparation Example 51, the title compound (3.13 g) was obtained. by the reaction and treatment in the same manner as in Preparation Example 51