[N:1]#[N:2].[CH3:3][CH:4]1[C:12]2[C:7](=[C:8]([N+:18]([O-:20])=[O:19])[C:9]([NH:14]C(=O)C)=[C:10]([Br:13])[CH:11]=2)[CH2:6][CH:5]1[NH:21]C(=O)C.[ClH:25]>C(O)(=O)C>[N:1]#[N:2].[ClH:25].[CH3:3][CH:4]1[C:12]2[C:7](=[C:8]([N+:18]([O-:20])=[O:19])[C:9]([NH2:14])=[C:10]([Br:13])[CH:11]=2)[CH2:6][CH:5]1[NH2:21]A mixture of N2 -methyl-2,5-diacetamido-6-bromo-4-nitroindane (22.5 g, 61 mmol) in 3N HCl (150 mL) and acetic acid (50 mL) was heated at 100° C. for 24 h. The mixture was cooled in an ice bath and the orange precipitate was collected by filtration and dried (17.2 g).
読み込み中…