反应详情

Alternatively, (2S)-2-[4-(fluoromethyl)-2-oxo-1-pyrrolidinyl]butanamide 44, (2S)-2-[2-oxo-4-(1H-tetrazol-1-ylmethyl)-1-pyrrolidinyl]butanamide 39, (2S)-2-[2-oxo-4-(1H-tetrazol-1-ylmethyl)-1-pyrrolidinyl]butanamide 40, (2S)-2-[2-oxo-4-(1H-1,2,4-triazol-1-ylmethyl)-1-pyrrolidinyl]butanamide 55, 2-[2-oxo-4-(1H-1,2,3-triazol-1-ylmethyl)-1-pyrrolidinyl]butanamide 56, (2S)-2-{4-[(isopropylsulfanyl)methyl]-2-oxo-1-pyrrolidinyl}butanamide 24, (2S)-2-[2-oxo-4-(1-pyrrolidinylmethyl)-1-pyrrolidinyl]butanamide 15, (2S)-2-[2-oxo-4-(4-thiomorpholinylmethyl)-1-pyrrolidinyl]butanamide 17, are prepared in similar ways, from activated alcohol derivatives, such as mesylates, tosylates or halides.