Table 1.
Chemical, analytical, and physical data of derivatives EMAC II (i–m).
 | |||||||
|---|---|---|---|---|---|---|---|
| C–H–N |
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| Compound | R | Cryst. solvent | Calc. | Found | M.P. (°C) | Yield % | E.I. 70 eV mass spectra m/z (rel. ab.) |
| EMAC II i | 4-Cl | Ethanol | 70.72, 5.19, 5.15 | 70.67, 5.17, 5.12 | 134-5 | 42 | 271 (100); 240 (78); 139 (17) |
| EMAC II j | 4-CH3 | Ethanol | 81.24, 6.82, 5.57 | 81.27, 6.83, 5.54 | 103-4 | 46 | 251 (100); 220 (83); 119 (13) |
| EMAC II k | 4-F | Ethanol | 75.28, 5.53, 5.49 | 75.31, 5.54, 5.43 | 132-4 | 41 | 255 (100); 224 (75); 123 (19) |
| EMAC II l | 3,4-Cl | Water/ethanol | 62.76, 4.28, 4.57 | 62.72, 4.31, 4.54 | 134-5 | 65 | 305 (100); 274 (81); 173 (22) |
| EMAC II m | 4-OCH3 | ethanol | 76.38, 6.41, 5.24 | 76.33, 6.40, 5.22 | 131-3 | 44 | 267 (100); 236 (71); 135 (9) |