Table 2.
[125I]Ioxy Binding Data for ortho- and para-d Oxide-bridged Phenylmorphansa.
![]() Ki (nM ± SD) | ||||||
|---|---|---|---|---|---|---|
| Cmpd # | R1 | R2 | R3 | μ | d | κ |
| 46 | Me | OH | H | 8000 ± 406 | 3430 ± 92 | 4820 ± 198 |
| 51 | Phenethyl | OH | H | 560 ± 27 | 2840 ± 56 | 200 ± 3 |
| 47 | Me | H | OH | 2930 ± 203 | 2780 ± 54 | 620 ± 21 |
| 52 | Phenethyl | H | OH | 1220 ± 56 | 2530 ± 76 | 560 ± 25 |
Assays were conducted using CHO cells, which were stably transfected and express the μ-, δ- or κ-opioid receptors respectively, as described previously.19 All results n=3.
