p-Xylyl bromide → (4-methylbenzyl)-1H-benzo[d]imidazol-5-amine

関与物質

反応手順

The compound was synthesized starting from benzimidazol-5-amine (133 mg; 1 mmol; 1 eq.), 4-methylbenzylbromide (407 mg; 2.2 mmol; 2.2 eq.) and K2CO3 (304 mg; 2.2 mmol; 2.2 eq.) according to method 5; Yield: 0.109 g (32.0%); MS m/z: 342.1 [M+H]+; 1H-NMR (500 MHz, DMSO d6): δ 2.23 (s, 6H); 4.57 (s, 4H); 6.66 (br s, 1H); 6.71 (dd, 1H, 4J=2.1 Hz, 3J=8.9 Hz); 7.09 (d, 4H, 3J=7.9 Hz); 7.14 (d, 4H, 3J=7.9 Hz); 7.30 (d, 1H, 3J=8.5 Hz); 7.88 (s, 1H); 11.88 (br s, 1H); HPLC (METHOD [A]): rt 17.36 min (98.1%)

情報源と証拠