132 J. Chin. Chem. Soc., Vol. 51, No. 1, 2004
El-Gaby
Table 3. Spectral Data for the Synthesized Compounds
Compd.
IR/nmax (cm-1)
No.
1H NMR (d/ppm) (DMSO-d6)
2a
2b
2c
4
3433, 3263, 3147 (NH, NH2), 2931,
2823 (CH-aliph), 1610 (C=N).
3394 (NH), 2923, 2839 (CH-aliph), 2268 1.60 (s, 6H, 3CH2), 3.20 (s, 4H, N(CH2)2), 4.18 (s, 2H, CH2CN), 6.95, 7.52 (2d,
(CºN), 1705 (C=O), 1604 (C=N). 4H, Ar-H), 7.90 (s, 1H, CH=N), 11.57 (s, 1H, NH).
3209 (NH), 2962, 1854 (CH-aliph), 2206 2.56 (s, 4H, N(CH2)2), 3.81 (s, 4H, O(CH2)2), 4.21 (s, 2H, CH2CN), 7.00-7.66
1.59 (s, 6H, 3CH2), 3.25 (s, 4H, N(CH2)2), 6.89, 7.59 (2d, 4H, Ar-H), 7.80,
11.23 (2s, 2H, two NH), 7.96 (s, 1H, SH), 7.80 (s, 1H, CH=N).
(CºN), 1685 (C=O), 1600 (C=N).
2931, 2815 (CH-aliph), 1604 (N=N).
(m, 4H, Ar-H), 7.95 (s, 1H, CH=N), 11.64 (s, 1H, NH).
1.65 (s, 6H, 3CH2), 3.28 (s, 4H, N(CH2)2), 6.99, 7.89 (2d, 4H, Ar-H), 7.31-7.56
(m, 6H, Ar-H + thiazole-H), 7.98 (s, 1H, CH=N), 11.89 (s, 1H, NH).
5
3178 (NH), 2923, 2854 (CH-aliph), 1604 1.30 (s, 6H, 3CH2), 2.21 (s, 3H, CH3), 3.29 (s, 4H, N(CH2)2), 6.35 (s, 1H,
(C=N).
thiazole-H), 6.97, 7.42 (2d, 4H, Ar-H), 7.96 (s, 1H, CH=N), 11.45 (hump, 1H,
NH).
6
8
2931, 2777 (CH-aliph), 1720 (C=O),
1635 (C=N), 1604 (N=N).
3192 (NH), 2931, 2854 (CH-aliph), 1717 1.26 (t, 3H, CH3), 1.57 (s, 6H, 3CH2), 1.78 (s, 3H, CH3), 3.23 (s, 4H, N(CH2)2),
1.65 (s, 6H, 3CH2), 3.34 (s, 4H, N(CH2)2), 3.91 (s, 2H, SCH2), 6.99, 7.65 (2d,
4H, Ar-H), 8.30 (s, 1H, CH=N), 11.87 (s, 1H, NH).
(C=O), 1573 (C=N).
4.16 (q, 2H, OCH2), 6.91, 7.51 (2d, 4H, Ar-H), 8.01 (s, 1H, CH=N), 8.10 (s, 1H,
NH).
9
2931, 2815 (CH-aliph), 1651 (C=O),
1589 (N=N).
1.69 (s, 6H, 3CH2), 3.50 (s, 4H, N(CH2)2), 7.07-7.93 (m, 8H, Ar-H), 8.46
(Hump, 1H, NH), 8.75 (s, 1H, CH=N).
10
13
3355 (NH), 2931, 2854 (CH-aliph), 2191 1.65 (s, 6H, 3CH2), 3.28 (s, 4H, N(CH2)2), 3.38 (s, 6H, N(CH3)2), 6.98, 7.51 (2d,
(CºN), 1666 (C=O), 1604 (C=N).
3402, 3360 (NH2), 2931, 2862 (CH-
aliph), 2206 (CºN), 1620 (C=O), 1542
(C=N).
4H, Ar-H), 7.81, 8.30 (2s, 2H, two CH), 10.63 (s, 1H, NH).
1.69 (s, 6H, 3CH2), 2.58 (s, 3H, SCH3), 3.51 (s, 4H, N(CH2)2), 4.27 (Hump, 2H,
NH2), 7.56, 8.20 (2d, 4H, Ar-H), 8.01 (s, 1H, CH=N).
15a
15b
15c
15d
19a
19b
20
2928, 2956 (CH-aliph), 2210 (CºN).
1.63 (s, 6H, 3CH2), 3.23, 3.29 (2s, 4H, N(CH2)2), 7.02, 7.81 (2d, 4H, Ar-H),
8.01 (d, 1H, CH).
3.55 (s, 4H, N(CH2)2), 3.81 (s, 4H, O(CH2)2), 7.12, 7.89 (2d, 4H, Ar-H), 8.18 (s,
1H, CH).
1.63 (s, 6H, 3CH2), 3.32 (s, 4H, N(CH2)2), 7.03, 7.87 (2d, 4H, Ar-H), 8.07 (s,
1H, CH), 9.17 (s, 1H, NH), 9.71 (s, 1H, SH).
3.37 (s, 4H, N(CH2)2), 3.79 (s, 4H, O(CH2)2), 7.06, 7.91 (2d, 4H, Ar-H), 8.08 (s,
1H, CH), 9.22 (s, 1H, NH), 9.71 (s, 1H, SH).
1.69 (s, 6H, 3CH2), 3.62 (s, 4H, N(CH2)2), 7.07, 8.59 (2d, 4H, Ar-H), 7.91 (s,
4H, Ar-H), 7.70 (s, 1H, CH).
3.52 (s, 4H, N(CH2)2), 3.81 (s, 4H, O(CH2)2), 7.11, 8.57 (2d, 4H, Ar-H), 7.94 (s,
4H, Ar-H), 7.77 (s, 1H, CH).
2954, 2854 (CH-aliph), 2214 (CºN).
3348, 3283, 3163 (NH2), 2933, 2851
(CH-aliph), 2215 (CºN).
3381, 3302, 3190 (NH2), 2960, 2877
(CH-aliph), 2197 (CºN).
2950, 2854 (CH-aliph), 1666 (C=O).
2920, 2860 (CH-aliph), 1650 (C=O).
3263 (NH), 2931, 2854 (CH-aliph), 2221 1.60 (s, 6H, 3CH2), 3.41 (s, 4H, N(CH2)2), 7.02, 7.90 (2d, 4H, Ar-H), 7.22, 7.59
(CºN). (2m, 4H, Ar-H), 8.16 (s, 1H, CH), 12.72 (Hump, 1H, NH).
3155 (NH), 2931, 2854 (CH-aliph), 1651 1.68 (s, 6H, 3CH2), 3.49 (s, 4H, N(CH2)2), 7.02, 8.45 (2d, 4H, Ar-H), 8.18 (s,
21
(C=O).
1H, CH), 11.93, 12.55 (2s, 2H, two NH).
22
3433, 3340, 3232 (NH, NH2), 2931,
2831 (CH-aliph), 2198 (CºN).
3300, 3210 (NH2), 2931, 2854 (CH-
aliph), 2206 (CºN), 1705 (C=O).
1.62 (s, 6H, 3CH2), 3.04 (s, 4H, N(CH2)2), 3.29 (s, 2H, NH2), 3.60 (s, 1H, SH),
6.79, 7.30 (2d, 4H, Ar-H).
1.28 (t, 3H, CH3), 1.64 (s, 6H, 3CH2), 3.39 (s, 4H, N(CH2)2), 3.52 (s, 2H, NH2),
4.24 (q, 2H, OCH2), 7.03, 7.94 (2d, 4H, Ar-H), 8.12 (s, 1H, NH).
23
24
3433 (NH), 2923, 2854 (CH-aliph), 2225 0.92 (t, 3H, CH3), 2.50 (s, 3H, CH3), 3.28 (s, 4H, N(CH2)2), 3.99 (s, 4H,
(CºN), 1708 (C=O). O(CH2)2), 4.23 (q, 2H, OCH2), 7.08, 7.31 (2d, 4H, Ar-H), 12.27 (s, 1H, NH).
3100 (NH), 2950, 2880 (CH-aliph), 2221 1.67 (s, 6H, 3CH2), 3.31 (s, 4H, N(CH2)2), 6.99-7.73 (m, 8H, Ar-H), 8.25
(CºN), 1681 (C=O). (Hump, 1H, NH).
3415 (NH), 2923, 2854 (CH-aliph), 2221 3.32 (s, 4H, N(CH2)2), 3.82 (s, 4H, O(CH2)2), 7.04, 7.46 (2d, 4H, Ar-H), 7.67-
(CºN), 1708 (C=O). 7.75 (m, 4H, Ar-H), 8.32 (s, 1H, NH).
26a
26b