| Series # | KS # | X | Piperazine Ha and Hb |
Aryl-p Hc & Hd |
Aryl-o He-Hh |
X |
|---|---|---|---|---|---|---|
| 19a | KS72 | p-CO2CH3 | 3.55 4H, t 4.08 4H, t J=5.2Hz |
8.02 2H, d 7.49 2H, d AA’BB’ |
7.05 2H, m 7.50 1H, m 7.60 1H, dd |
3.90 3H, s |
| 19b | KS75 | p-CH3 | 3.35 4H t 3.98 4H t J=5.15Hz |
7.37 2H d 7.16 2H d AA’BB’ |
7.05 2H ddd 7.51 1H dt 7.60 1H dd |
2.35 3H s |
| 19c | KS74 | p-Br | 3.34 4H t 4.01 4H t J=5.2Hz |
7.45 2H d 7.34 2H d AA’BB’ |
7.10 2H m 7.51 1H dt 7.61 1H dd |
- |
| 19d | KS76 | p-OCH3 | 3.35 4H t 3.95 4H t J=5.15Hz |
6.89 2H d 7.43 2H d AA’BB’ |
7.05 2H m 7.51 1H dt 7.60 1H dd |
3.82 3H s |