反应详情

By using 0.525 g (2.00 mmol) of 3-amino-1-ethoxycarbonylmethyl-2,3,4,5-tetrahydro-1H-[1]-benzazepin-2-one and 0.418 g (2.20 mmol) of (2S,3S)-2-acetylthio-3-methylpentanoic acid obtained in the Synthesis Example C-2, the treatment of Example C-1 was repeated. Thus, 0.420 g of the title compound was obtained as a colorless amorphous product (yield 48%).