tert-Butyl (2S)-2-methylpiperazine-1-carboxylate → 1,1-Dimethylethyl (2S)-2-methyl-4-{[6-(methylamino)-3-pyridinyl]methyl}-1-piperazinecarboxylate
反応式
[CH3:1][NH:2][C:3]1[N:8]=[CH:7][C:6]([CH:9]=O)=[CH:5][CH:4]=1.[CH3:11][C@H:12]1[CH2:17][NH:16][CH2:15][CH2:14][N:13]1[C:18]([O:20][C:21]([CH3:24])([CH3:23])[CH3:22])=[O:19]>>[CH3:11][C@H:12]1[CH2:17][N:16]([CH2:9][C:6]2[CH:7]=[N:8][C:3]([NH:2][CH3:1])=[CH:4][CH:5]=2)[CH2:15][CH2:14][N:13]1[C:18]([O:20][C:21]([CH3:22])([CH3:24])[CH3:23])=[O:19]参加物
3
実験手順
The title compound was prepared from 6-(methylamino)-3-pyridinecarbaldehyde (D95) and 1,1-dimethylethyl (2S)-2-methyl-1-piperazinecarboxylate using a method similar to that described for D81 in Description D81A. δH (CDCl3, 400 MHz) 7.97 (1H, d), 7.44 (1H, dd), 6.38 (1H, d), 4.51 (1H, m), 4.17 (1H, br.s), 3.79 (1H, d), 3.38 (1H, d), 3.26 (1H, d), 3.07 (1H, td), 2.92 (3H, d), 2.74 (1H, m), 2.57 (1H, m), 2.09 (1H, dd), 1.96 (1H, m), 1.45 (9H, s), 1.20 (3H, d). MS (ES+): 343.2 (MNa+), 265.2, no molecular ion (MH+) observed.
出典と根拠
- ORDレコード
- ord-c0b593a6501f4636b1e6908dc8be7218