The utility model belongs to the technical field of chlorine hydroxyl pyridine is synthetic, concretely relates to a stirring discoloring device that is used for chlorine hydroxyl pyridine synthetic,including container, (mixing) shaft, speed reducer and motor, the lower extreme of (mixing) shaft is provided with micropore stirring leaf, micropore stirring leaf is equipped with mipor cavity structures for the chamber wall to the middle part is provided with the baffle, the baffle top is provided with the stratiform active carbon, and the below is provided with the graininess active carbon, beprovided with the auxiliary flow board on the (mixing) shaft of micropore stirring leaf top, the auxiliary flow board includes metal screen plate, laminar flow post and laminar flow chamber, the metalscreen plate level sets up, laminar flow post interval distribution in metal screen plate's upper surface forms the laminar flow chamber between the adjacent layer fluid cylinder. The utility model discloses it is easy to be broken effectively to have solved the prior art active carbon, causes product contamination's problem, utilizes the combination of stirring leaf and active carbon, can reachquick decoloration to stop the product contamination that the active carbon breakage caused.