Compound | R1 | R2 | Yield | m.p. | Formula |
---|---|---|---|---|---|
% | °C | ||||
1 (RP11) | H | OCH3 | 48 | 256.1b | C13H11N3O |
2 (RP26) | H | OH | 30a | 255 dec. | C12H10N3OBr, H2O |
3 (RP95) | CH3 | OCH3 | 47 | 221.6 | C14H13N3O |
4 (RP96) | CH3 | OH | 41a | 262 dec. | C13H12N3OBr |
5 (RP127) | n-C3H7 | OCH3 | 26 | 188.5 | C16H17N3O |
6 (RP132) | n-C3H7 | OH | 50a | 244 dec. | C15H16N3OBr |
7 (RP106) | n-C4H9 | OCH3 | 32 | 183.8 | C17H19N3O |
8 (RP107) | n-C4H9 | OH | 66a | 281.4 | C16H17N3O |
9 (RP 149) | n-C5H11 | OCH3 | 27 | 144.2 | C18H21N3O |
10 (RP150) | n-C5H11 | OH | 74a | 270.7 | C17H19N3O |
11 (RP14) | H | Cl | 49 | 250 dec.c | C12H8N3Cl |
12 (RP108) | n-C4H9 | Cl | 70 | 200.0 | C16H16N3Cl |
dec., decomposed
↵ a Calculated from methoxycompounds
↵ b 238-240°C (Davis et al., 1992)
↵ c 250°C dec. (Davis et al., 1992)