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Chapter – 1 Preparation and Yield optimization.....
45.48, 41.99, 24.52; MS m/z = 231 (M + ); Anal. Calcd. for C14H21N3: C, 72.69;
H, 9.15; N, 18.16. Found: C, 72.71; H, 9.14; N, 18.15.
2-METHYL-1-[(4-METHYL PIPERAZIN-1-YL) METHYL] INDOLINE (DNJ-
104): IR (KBr, cm -1 ): 3065 (Ar-H), 2958 (–CH3), 2862 (–CH2), 1562, 1499
1475, 1458 (Ar-H), 1368 (C-N, Ar, 3°); MS m/z = 245 (M + ); Anal. Calcd. for
C15H23N3: C, 73.43; H, 9.45; N, 17.13. Found: C, 73.41; H, 9.45; N, 17.15.
1-[(4-ETHYL PIPERAZIN-1-YL) METHYL]-2-METHYL INDOLINE (DNJ-105):
IR (KBr, cm -1 ): 3066 (Ar-H), 2958 (–CH3), 2860 (–CH2), 1560, 1499, 1473,
1458 (Ar-H), 1370 (C-N, Ar, 3°); MS m/z = 259 (M + ); Anal. Calcd. for
C16H25N3: C, 74.09; H, 9.71; N, 16.20. Found: C, 74.11; H, 9.69; N, 16.20.
2-METHYL-1-(PYRROLIDIN-1-YLMETHYL) INDOLINE (DNJ-106): IR (KBr,
cm -1 ): 3071 (Ar-H), 2956 (–CH3), 2856 (–CH2), 1562, 1505, 1475, 1463 (Ar-
H), 1365 (C-N, Ar, 3°); MS m/z = 216 (M + ); Anal. Calcd. for C14H20N2: C,
77.73; H, 9.32; N, 12.95. Found: C, 77.75; H, 9.31; N, 12.94.
1-[(4-BENZYLPIPERAZIN-1-YL) METHYL]-2-METHYL INDOLINE (DNJ-
107): IR (KBr, cm -1 ): 3067 (Ar-H), 2962 (–CH3), 2860 (–CH2), 1562, 1500,
1470, 1462 (Ar-H), 1366 (C-N, Ar, 3°); MS m/z = 321 (M + ); Anal. Calcd. for
C21H27N3: C, 78.46; H, 8.47; N, 13.07. Found: C, 78.44; H, 8.49; N, 13.07.
N, N-DIMETHYL-1-(2-METHYL-2, 3-DIHYDRO-1H-INDOL-1-YL) METHAN
AMINE (DNJ-108): IR (KBr, cm -1 ): 3064 (Ar-H), 2960 (–CH3), 2862 (–CH2),
1562, 1498, 1470, 1458 (Ar-H), 1369 (C-N, Ar, 3°); MS m/z = 190 (M + ); Anal.
Calcd. for C12H18N2: C, 75.74; H, 9.53; N, 14.72. Found: C, 75.71; H, 9.55; N,
14.73.
N-ETHYL-N-[(2-METHYL-2, 3-DIHYDRO-1H-INDOL-1-YL) METHYL]
ETHAN AMINE (DNJ-109): IR (KBr, cm -1 ): 3060 (Ar-H), 2964 (–CH3), 2862 (–
CH2), 1562, 1501, 1475, 1462 (Ar-H), 1373 (C-N, Ar, 3°); MS m/z = 218 (M + );
Department of Chemistry, Saurashtra University, Rajkot-360 005 54