Table 1.
NQ (ratio a/b) | R | R1 | R2 | AQ (ratio a/b) | R1 | R2 |
1 | I | H | H | 10 (9:1) | Cl | H |
2 (9:1) | I | Cl | H | 11 (1:1) | 4-MeO-Ph-NH- | H |
3 (1:1) | II | Br | H | 12 | Cl | Cl |
4 | II | Cl | Cl | 13 (9:1) | AcNH- | Cl |
5 | II | Br | Br | 14 (1:1) | EtNH- | Cl |
6 (9:1) | II | Cl | 4-MeO-Ph-NH- | 15 (1:1) | 3,4-(Me)2-Ph-NH- | Cl |
7 (1:1) | II | Cl | 4-MeO-Ph-O- | 16 (1:1) | 4-MeO-Ph-NH- | Cl |
8 (9:1) | II | Br | 4-MeO-Ph-NH- | 17 (1:1) | 3,4-(MeO)2-Ph-NH- | Cl |
9 (9:1) | I | Cl | Ph-CH2-NH- | 18 (1:9) | 3,4,5-(MeO)3-Ph-NH- | Cl |