Safe and energy-saving continuous production device for synthesizing 3-aminopyridine

The utility model relates to the technical field of organic synthesis, and discloses a safe and energy-saving continuous production device for synthesizing 3-aminopyridine, which is characterized in that a first continuous reactor, a first condenser, a second continuous reactor, a reaction liquid transfer buffer storage tank, a continuous extraction tower and a continuous film evaporator are sequentially connected, the bottom of the continuous extraction tower is connected with a heat exchange medium inlet pipe a, the upper end of the continuous extraction tower is connected with a second continuous reactor through a heat exchange medium communicating pipe a, a heat preservation jacket layer is arranged on the side wall of the second continuous reactor, and the heat exchange medium communicating pipe a is arranged at the lower end of the second continuous reactor. A heat exchange medium return pipe b is arranged at the lower end of the continuous extraction tower. The device is provided with the first condens