Compound

Spectral data

1,2,4,5 tetra phenyl imidazole (9a)

M.P: 214˚C - 216˚C: FTIR(KBr) (cm−1): 3055 (C-Haromatic), 1599 (C=Caromatic), 1496 (C=N); 1HNMR(Bruker) (400 MHz, CDCl3/DMSO-d6): 7.16 - 7.49 (m, 20H) ppm; 13CNMR (100 MHz, CDCl3/DMSO-d6): 128.70, 128.63, 130.05, 130.85, 131.02, 31.55, 132.53, 132.67, 132.92, 133.87, 134.26, 134.81, 135.41, 136.23, 137.11, 138.40, 139.54 ppm; NCMS (m/z): 373 (M + 1)

2-(4-methoxy phenyl), 1,4,5 tri phenyl imidazole (9b)

M.P: 254˚C - 256˚C: FTIR (KBr) (cm−1): 3058 (C-H aromatic), 1601 (C=C aromatic), 1505 (C=N), 1065 (C-O-Ar): 1HNMR (400 MHz, CDCl3/DMSO-d6): 3.24 (s, 3H, CH3), 6.83 (d, J = 7.4 Hz, 2H), 7.23 - 7.41 (m, 15H,), 7.47 (d, J = 7.4 Hz, 2H, H-Ar) ppm; 13CNMR (100 MHz, CDCl3/DMSO-d6): δ = 55.57, 114.07, 123.30, 126.83, 128.60, 128.77, 128.89, 129.12, 129.16, 129.24, 130.12, 131.10, 131.29, 131.59, 135.0, 137.07, 137.27, 146.49, 160.0 ppm; NCMS (m/z): 403 (M + 1)

1-(benzyl) 2,4,5 tri phenyl imidazole (9c)

M.P: 166˚C - 168˚C: FTIR (KBr, (cm−1): 3056 (C-H aromatic), 2926, 1600 (C=C aromatic); 1H NMR (400 MHz, CDCl3/DMSO-d6): δ = 7.65 - 7.55 (m, 4H), 7.38 - 7.13 (m, 14H), 6.80 (d, J1/4 7.5 Hz, 2H), 5.11 (s, 2H); 13CNMR (100 MHz, CDCl3/DMSO-d6): δ = 148.1, 137.9, 137.3, 134.1, 132.7, 131.0, 130.8, 130.5, 129.1, 128.9, 128.7, 128.6, 128.5, 128.2, 127.3, 126.9, 126.4, 126.0, 48.2; NCMS (m/z): 387.2 (M + 1);