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Chapter – 3 Preparation of small library…..
1-ACETYL-3-[(6-CHLORO-1, 3-BENZOTHIAZOL-2-YL) IMINO]-1, 3-
DIHYDRO-2H-INDOL-2-ONE (DNJ-1503): IR (KBr, cm -1 ): 2960 (-CH3), 2856
(-CH2), 1691 (>CO), 1612 (-C=N), 1467 (Ar-H, ben), 1339 (C-N, Ar, 3°), 1246,
(C-S-C), 1209 (C-N, Aliphatic, 3°), 870 (C-Cl), 815 (1,4-di sub); MS m/z = 355
(M + ); Anal. Calcd. for C17H10ClN3O2S: C, 57.39; H, 2.83; N, 11.81. Found: C,
57.43; H, 2.86; N, 11.86.
1-ACETYL-3-[(6-FLUORO-1, 3-BENZOTHIAZOL-2-YL) IMINO]-1, 3-
DIHYDRO-2H-INDOL-2-ONE (DNJ-1504): IR (KBr, cm -1 ): 2958 (-CH3), 2860
(-CH2), 1689 (>CO), 1610 (-C=N), 1470 (Ar-H, ben), 1340 (C-N, Ar, 3°), 1250,
(C-S-C), 1215 (C-N, Aliphatic, 3°), 992 (C-F), 810 (1,4-di sub); MS m/z = 339
(M + ); Anal. Calcd. for C17H10FN3O2S: C, 60.17; H, 2.97; N, 12.38. Found: C,
60.13; H, 2.93; N, 12.33.
1-ACETYL-3-[(6-NITRO-1, 3-BENZOTHIAZOL-2-YL) IMINO]-1, 3-DIHYDRO-
2H-INDOL-2-ONE (DNJ-1505): IR (KBr, cm -1 ): 2955 (-CH3), 2850 (-CH2),
1685 (>CO), 1613 (-C=N), 1463 (Ar-H, ben), 1339 (C-N, Ar, 3°), 1248, (C-S-
C), 1211 (C-N, Aliphatic, 3°), 812 (1,4-di sub); MS m/z = 366 (M + ); Anal.
Calcd. for C17H10N4O4S: C, 55.73; H, 2.75; N, 15.29. Found: C, 55.77; H,
2.80; N, 15.33.
Department of Chemistry, Saurashtra University, Rajkot – 360 005 175