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Table 2 Structure, yield and elemental analysis data for title compounds 3a-3l

From: Synthesis, insecticidal, and antibacterial activities of novel neonicotinoid analogs with dihydropyridine

NO. R1 R2 Het Yield (%) Elemental Analysis (Calcd./Found)
      C H N
3a benzyl H 6-chloro-pyridin-3-yl 56.3 62.73/62.39 4.87/4.81 16.26/16.44
3b benzyl 4-OH 6-chloro-pyridin-3-yl 46.6 60.84/60.56 4.73/4.45 15.77/15.53
3c 4-Mebenzyl H 6-chloro-pyridin-3-yl 61.9 62.73/62.53 4.87/4.82 16.26/15.99
3d 4-Mebenzyl 4-OH 6-chloro-pyridin-3-yl 68.2 60.84/61.03 4.73/4.46 15.77/15.68
3e 4-EtOC6H4 H 6-chloro-pyridin-3-yl 52.1 61.48/61.81 4.98/4.66 15.36/15.61
3f 4-EtOC6H4 4-OH 6-chloro-pyridin-3-yl 55.4 59.73/59.45 4.83/4.61 14.93/15.24
3g 2-NO2C6H4 H 6-chloro-pyridin-3-yl 34.6 55.37/54.99 3.93/4.12 17.39/17.46
3h 2-NO2C6H4 4-OH 6-chloro-pyridin-3-yl 39.8 55.37/54.99 3.93/4.12 17.39/17.46
3i benzyl H 2-chloro-thiazol-5-yl 41.1 57.41/57.23 4.43/4.70 16.07/16.15
3j benzyl 4-OH 2-chloro-thiazol-5-yl 45.5 55.71/55.42 4.30/4.49 15.59/15.26
3k 4-MeC6H4 H 2-chloro-thiazol-5-yl 43.6 57.41/57.64 4.43/4.65 16.07/16.36
3l 4-MeC6H4 4-OH 2-chloro-thiazol-5-yl 49.0 55.71/55.94 4.30/4.16 15.59/15.91