CC1C=CC(S(O[CH2:12][CH:13]2[CH2:22][CH2:21][C:20]3[C:15](=[CH:16][C:17]([S:23]([CH3:26])(=[O:25])=[O:24])=[CH:18][CH:19]=3)[O:14]2)(=O)=O)=CC=1.[CH2:27]([NH2:29])[CH3:28]>C(#N)C>[CH3:26][S:23]([C:17]1[CH:16]=[C:15]2[C:20]([CH2:21][CH2:22][CH:13]([CH2:12][NH:29][CH2:27][CH3:28])[O:14]2)=[CH:19][CH:18]=1)(=[O:24])=[O:25]Preparation according to Example 25: [7-(methylsulfonyl)-3,4-dihydro-2H-chromen-2-yl]methyl 4-methylbenzenesulfonate (0.020 g, 0.0504 mmol), ethanamine (2.0 M in MeOH, 0.5 ml), ACN (3 ml). MS m/z (rel. intensity, 70 eV) 269 (M+, 5), 131 (6), 77 (6), 58 (bp), 56 (4).
読み込み中…