Series # | X | Formula | Calc. Mass (amu) | Found Mass (amu) |
---|---|---|---|---|
18a | p-NO2 | C17H19N5O2 | 312.1334 | 312.1339 |
18b | p-CN | C16H16N6 | 292.1436 | 292.1431 |
18c | 3-py | C14H16N6 | 268.1436 | 268.1438 |
18d | p-CO2CH3 | C17H19N5O2 | 325.1538 | 325.1538 |
18e | p-COCH3 | C17H19N5O | 309.1589 | 309.1600 |
18f | p-CH3 | C16H19N5 | 281.1640 | 281.1629 |
18g | o-Br | C15H16N5Br | 345.0589 | 345.0588 |
18h | H | C15H17N5 | 267.1484 | 267.1495 |