boiling point of 2-bromo-4-(trifluoromethyl)pyridine vs 1-(4-pyridyl)piperazine

2-bromo-4-(trifluoromethyl)pyridine 1-(4-pyridyl)piperazine | boiling point

2-bromo-4-(trifluoromethyl)pyridine | 84.5 °C (degrees Celsius) (measured at 1866 Pa) 1-(4-pyridyl)piperazine | 197.5 °C (degrees Celsius) (measured at 40 Pa)