5-Aminobenzimidazole → HCID 178458237, 화합물

참여 물질

반응 단계

The compound was synthesized starting from 5-aminobenzimidazole (0.585 g, 4.4 mmol), 4-propoxybenzaldehyde (0.632 mL, 4 mmol), TMSCN (0.5 mL, 4 mmol), PdC (10%, 0.02 g), TEA 0.558 mL, 4 mmol), di-(imidazol-1-yl)methanone (0.648, 4 mmol) as described in method 2. Yield: 0.135 g (10.0%); MS m/z 337.0 (M+H)+; 1H NMR (DMSO, 400 MHz): δ 0.90-0.93 (m, 3H); 1.61-1.70 (m, 2H); 3.08-3.12 (m, H); 3.81-3.87 (m, 3H); 5.49-5.53 (m, H); 6.85 (d, 2H, J=8.3 Hz); 7.19 (s, H); 7.25 (d, 2H, J=8.7 Hz); 7.55 (dd, H, 3J=9.1 Hz, 4J=2.1 Hz); 7.62 (d, H, J=9.1 Hz); 7.86 (d, H, 4J=2.1 Hz); 9.21 (s, H), HPLC (λ=214 nm, [B]: rt 9.00 min (99%).

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