Research Article
Green Synthesis and In Vitro Biological Evaluation of Heteroaryl Chalcones and Pyrazolines of Medicinal Interest
Table 1
Physical properties of synthesized compounds.
| Compound | –R | (a–d) | Molecular formula | Yield % | Elemental analysis | C | H | O | N | Cl | Br |
| 1a | H | a | C15H12ClNO | 83 | 69.91 (69.27) | 4.69 (4.71) | 6.21 (5.85) | 5.43 (5.92) | 13.76 (14.25) | | 1b | H | b | C16H14ClNO | 75 | 70.72 (70.54) | 5.19 (5.76) | 5.89 (5.34) | 5.15 (5.47) | 13.05 (12.89) | | 1c | H | c | C18H11ClN2O3 | 71 | 63.82 (62.96) | 3.27 (3.75) | 14.17 (14.76) | 8.27 (7.75) | 10.47 (10.78) | | 1d | H | d | C18H12ClNO | 62 | 73.60 (73.10) | 4.12 (4.37) | 5.45 (5.20) | 4.77 (5.25) | 12.07 (12.08) | | 2a | NO2 | a | C15H12N2O3 | 75 | 67.16 (67.25) | 4.51 (4.25) | 17.89 (17.75) | 10.44 (10.75) | | | 2b | NO2 | b | C16H14N2O3 | 80 | 68.07 (68.05) | 5.00 (5.10) | 17.00 (17.06) | 9.92 (9.79) | | | 2c | NO2 | c | C18H11N3O5 | 63 | 61.89 (61.78) | 3.17 (3.08) | 22.90 (22.76) | 12.03 (12.38) | | | 2d | NO2 | d | C18H12N2O3 | 64 | 71.05 (71.25) | 3.97 (3.67) | 15.77 (15.96) | 9.21 (9.12) | | | 3a | Br | a | C15H12BrNO | 64 | 59.62 (59.61) | 4.00 (4.10) | 5.29 (5.31) | 4.64 (4.61) | | 26.44 (26.37) | 3b | Br | b | C16H14BrNO | 60 | 60.78 (60.67) | 4.46 (4.67) | 5.06 (5.10) | 4.43 (4.12) | | 25.27 (25.44) | 3c | Br | c | C18H11BrN2O3 | 62 | 56.42 (56.12) | 2.89 (2.87) | 12.53 (12.23) | 7.31 (7.45) | | 20.85 (21.33) | 3d | Br | d | C18H12BrNO | 82 | 63.92 (63.90) | 3.58 (3.60) | 4.73 (4.65) | 4.14 (4.20) | | 23.63 (23.65) |
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