Table 1.
| |||||||||
---|---|---|---|---|---|---|---|---|---|
Ki (nM) |
|||||||||
Compound | n | –R1 | –R2 | –R3 | –R4 | hCA I | hCA II | hCA IX | hCA XII |
1 | 2 | –OH | –H | –H | –Br | 351 | 413 | 187 | 397 |
2 | 2 | –OH | –CH3 | –H | –H | 448 | 619 | 295 | 1107 |
3 | 0 | –OH | –CH3 | –H | –H | 463 | 264 | 465 | 11.6 |
4 | 2 | –H | –H | –CH3 | –H | 308 | 433 | 123 | 1084 |
5 | 0 | –H | –H | –CH3 | –H | >50.000 | 469 | 23.7 | 9.9 |
6 | 0 | –H | –H | –OCH3 | –H | >50.000 | 464 | 883 | 11.2 |
7 | 2 | –H | –H | –OCH3 | –H | 442 | 600 | 231 | 1045 |