Analytical data of the few selected products

5aa:IR ( in cm-1) 3126.40, 2945.89, 2889.46, 1705.46, 1465.32, 1248.79; 1H NMR (300 MHz, d-DMSO) δ 9.468 (s, 1H of NH of amide), 7.985 (s, 1H of C-NH-C), 7.007–7.308 (m, 10H), δ 4.325 (s, 1H of benzylic proton), 2.546(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (170.35), aromatic carbon (133.50, 131.91, 129.32, 128.45, 127.95, 126.84, 125.76, 120.14), δ for alkenic carbon (119.89, 118.54, 110.54, 102.65), benzylic carbon (49.68).

5ab:IR ( in cm-1) 3125.35, 2942.78, 2884.01, 1704.96, 1460.28, 1243.06; 1H NMR (300 MHz, d-DMSO) δ 9.462 (s, 1H of NH of amide), 7.980 (s, 1H of C-NH-C), 7.002–7.312 (m, 8H), δ 4.320 (s, 1H of benzylic proton), 2.548 (s, 2H of NH), δ 2.136 (s, 3H); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (170.41), aromatic carbon (134.15, 130.65, 128.02, 127.45, 127.01, 126.45, 125.19, 123.38), δ for alkenic carbon (121.97, 119.87, 114.05, 109.56), benzylic carbon (43.75), alkyl carbon (23.52).

5ac:IR ( in cm-1) 3118.12, 2946.05, 2856.45, 1704.96, 1445.01, 1298.28; 1H NMR (300 MHz, d-DMSO) δ 9.356 (s, 1H of NH of amide), 7.865 (s, 1H of C-NH-C), 7.011–7.425 (m, 9H), δ 4.462 (s, 1H of benzylic proton), 2.465(s, 2H of NH), δ 2.046 (s, 3H); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (168.56), aromatic carbon (136.45, 132.79, 129.39, 128.54, 127.79, 126.85, 125.79, 123.15), δ for alkenic carbon (119.80, 118.45, 110.58, 105.65), benzylic carbon (46.02), alkyl carbon (25.32).

5ad:IR ( in cm-1) 3139.42, 2964.04, 2888.01, 1711.62, 1460.12, 1215.54; 1H NMR (300 MHz, d-DMSO) δ 9.436 (s, 1H of NH of amide), 7.655 (s, 1H of C-NH-C), 7.011–7.366 (m, 9H), δ 4.404 (s, 1H of benzylic proton), 2.352(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (168.02), aromatic carbon (139.12, 137.01, 135.15, 130.15, 129.12, 127.81, 127.04, 124.21), δ for alkenic carbon (121.05, 120.06, 118.64, 116.69), benzylic carbon (44.54).

5ae:IR ( in cm-1) 3146.80, 2925.45, 2876.24, 1719.61, 1415.15, 1205.54; 1H NMR (300 MHz, d-DMSO) δ 9.502(s, 1H of NH of amide), 7.587 (s, 1H of C-NH-C), 7.115–7.390 (m, 9H), δ 4.398 (s, 1H of benzylic proton), 2.412(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (164.15), aromatic carbon (138.15, 137.89, 136.72, 134.15, 132.48, 130.64, 129.10, 126.96), δ for alkenic carbon (124.26, 122.95, 120.64, 118.32), benzylic carbon (40.21).

5af:IR ( in cm-1) 3168.05, 2956.05, 2808.56, 1705.82, 1461.36, 1204.54; 1H NMR (300 MHz, d-DMSO) δ 9.556 (s, 1H of NH of amide), 7.264 (s, 1H of C-NH-C), 7.105–7.460 (m, 9H), δ 4.419 (s, 1H of benzylic proton), 2.239 (4H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (170.26), aromatic carbon (134.15, 133.02, 131.89, 130.14, 128.93, 127.01, 126.84, 125.17), δ for alkenic carbon (124.26, 121.49, 119.54, 116.56), benzylic carbon (41.11).

5ag:IR ( in cm-1) 3170.15, 2946.25, 2815.66, 1711.65, 1468.44, 1215.85; 1H NMR (300 MHz, d-DMSO) δ 9.432 (s, 1H of NH of amide), 7.158 (s, 1H of C-NH-C), 7.145–7.346 (m, 9H), δ 4.442 (s, 1H of benzylic proton), 2.246(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (169.56), aromatic carbon (135.35, 134.33, 131.34, 129.01, 128.76, 127.65, 126.05, 124.99), δ for alkenic carbon (123.77, 120.75, 116.45, 110.16), benzylic carbon (39.94).

5ah:IR ( in cm-1) 3201.05, 2972.11, 2868.75, 1726.65, 1446.65, 1232.86; 1H NMR (300 MHz, d-DMSO) δ 9.401 (s, 1H of NH of amide), 7.321 (s, 1H of C-NH-C), 7.165–7.398 (m, 9H), δ 4.405 (s, 1H of benzylic proton), 2.321(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (170.09), aromatic carbon (139.77, 137.69, 134.33, 131.98, 130.65, 129.11, 128.16, 126.45), δ for alkenic carbon (123.66, 121.78, 119.94, 113.43), benzylic carbon (42.69).

5ai:IR ( in cm-1) 3201.05, 2972.11, 2868.75, 1736.08, 1484.74, 1245.85; 1H NMR (300 MHz, d-DMSO) δ 9.458 (s, 1H of NH of amide), 7.458 (s, 1H of C-NH-C), 7.005–7.654 (m, 9H), δ 4.485 (s, 1H of benzylic proton), 2.465(s, 2H of NH); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (171.09), aromatic carbon (138.65, 137.46, 135.88, 132.54, 131.54, 130.67, 128.69, 126.88), δ for alkenic carbon (122.88, 121.65, 120.01, 118.65), benzylic carbon (41.36).

5aj:IR ( in cm-1) 3078.85, 2946.98, 2846.35, 1719.66, 1438.34, 1265.79; 1H NMR (300 MHz, d-DMSO) δ 9.461 (s, 1H of NH of amide), 7.945 (s, 1H of C-NH-C), 7.146–7.652 (m, 9H), δ 4.456 (s, 1H of benzylic proton), 2.325 (s, 2H of NH), δ 2.653 (s, 3H); 13C NMR (300 MHz, d-DMSO) δ for carbonyl carbon (166.95), aromatic carbon (138.31, 137.01, 134.78, 132.44, 131.78, 129.88, 127.21, 125.14), δ for alkenic carbon (123.96, 121.64, 117.31, 111.25), benzylic carbon (43.42), alkyl carbon (22.88).

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