TABLE 2.
SPECTRAL DATA OF SYNTHESIZED BENZOFURAN DERIVATIVES
| Compd. | IR (cm-1) | Spectral data 1H NMR δ (ppm) | Mass M+ |
|---|---|---|---|
| 6a | 1644, 2922, 1289, 3316, | 2.58 (3H, s), 3.61 (4H, s), 3.85 (4H, s), 6.94-8.32 (10H, m), 10.22 (1H, s) | 520 |
| 6b | 1635, 2957, 1261,1166, 3301 | 2.55 (3H, s), 3.61 (4H, d), 3.72 (4H, d), 3.88 (3H, s), 6.93-8.80 (10H, m), 10.21 (1H, s) | 471 |
| 6c | 1634, 2934, 1298, 3287 | 2.22 (3H, s), 2.40 (4H, t) 2.57 (3H, s), 3.64 (4H, s), 6.93-8.77 (10H, m), 10.20 (1H, s) | 533 |
| 6d | 1634, 2934, 1298, 1168, 3287 | 2.39 (3H, s), 2.55 (3H, s), 2.64 (4H, s), 3.71(4H, d), 3.89 (3H, s), 6.96-8.79 (10H, m), 10.21 (1H, s) | 484 |
| 6e | 1644, 2922, 1289, 3316 | 2.50 (4H, s), 2.57 (3H, s), 3.53 (2H, s), 3.65 (4H, s) 6.92-8.76 (15H, m), 10.20 (1H, s) | 609 |
| 6f | 1644, 2922, 1289, 1168, 3316 | 2.45 (4H, t), 2.55 (3H, s), 3.53 (2H, s), 3.64 (4H, t), 3.88 (3H, s), 6.91-8.76 (15H, m), 10.18 (1H, s) | 560 |
| 6g | 1635, 2914, 1261, 3301 | 2.57 (3H, s), 2.63 (4H, s), 4.03 (4H, s), 7.66-8.32 (10H, m), 10.69 (1H, s). | 536 |
| 6h | 1635, 2914, 1261, 1166, 3301 | 2.56 (3H, s), 2.63 (4H, t), 3.87 (3H, s), 4.01 (4H, t), 6.95-8.78 (10H, m), 10.20 (1H, s) | 487 |
| 6i | 1642, 2933, 1291, 3301 | 1.98 (4H, s), 2.57 (3H, s), 3.47 (4H, s), 6.53-8.76 (10H, m), 10.13 (1H, s). | 504 |
| 6j | 1636, 2928, 1321, 3305 | 1.97 (4H, s), 2.55 (3H, s), 3.41(4H, s), 3.87 (3H, s), 6.53-8.77 (10H, m), 10.13 (1H, s) | 455 |
| 6k | 1642, 2933, 1291, 3301 | 1.55 (4H, s), 1.63 (2H, m), 2.57 (3H, s), 3.47 (4H, s), 7.02-8.76 (10H, m), 10.16 (1H, s). | 518 |
| 6l | 1637, 2932, 1289, 3312 | 1.55 (4H, s), 1.64 (2H, m), 2.55 (3H, s), 3.66 (4H, s), 3.88 (3H, s), 7.10-8.76 (10H, m), 10.19 (1H, s) | 469 |
| 6m | 1635, 291, 1281, 3311 | 2.57 (3H, s), 2.93 (2H, s), 3.91 (2H, s), 4.81 (2H, s),7.21-8.82 (14H, m), 10.21 (1H, s). | 566 |
| 6n | 1636, 2933, 1291, 3320 | 2.55 (3H, s), 2.93 (2H, t), 3.84 (2H, t), 3.90 (3H, s), 4.82 (2H, t), 7.12-8.81 (14H, m), 10.20(1H, s) | 517 |
| 6o | 1644, 2933, 1288, 3300 | 2.51 (3H, s), 3.18 (4H, s), 3.69 (4H, s), 7.45-8.99 (14H, m), 10.70 (1H, s) | 596 |
| 6p | 1635, 2923, 1291, 3305 | 2.55 (3H, s), 3.28 (4H, s), 3.64 (2H, s), 3.77 (2H, s), 3.84 (3H, s), 6.63 - 9.00 (14H, m), 10.68 (1H, s) | 547 |
| 6q | 1645, 2945, 1288, 3320 | 1.65 (4H, t), 2.57 (3H, s), 3.76 (4H, t), 3.93 (4H, t), 6.98-8.78 (10H, m), 10.19 (1H, s). | 576 |
| 6r | 1645, 2930, 1290, 3306 | 2.44 (2H, t), 2.55 (3H, s), 3.38 (4H, t), 3.53 (2H, t), 3.63 (4H, t), 3.88 (3H, s), 6.92-8.77 (10H, m), 10.18 (1H, s). | 514 |