System for automatically synthesizing 18F-FDG

The present invention discloses a system for the automated synthesis, including collecting means, a first sample reagent means, a second reagent injection apparatus, the drying apparatus, a reaction tube, heating means, cleaning means and collecting means, said collecting means feeding into the reaction tube, the first sample reagent means a reagent reaction tube to provide a reaction starting material, the reagent injection means second reaction tube to provide a reagent of the secondary reaction starting material, reaction in the drying device is connected via a conduit tube, said cleaning means cleaning the reaction tube after the primary reaction, the reaction product produced after the reaction tube was collected by the collection means, a heating means for heating the reaction tube. Synthetic procedures and to simplify the purpose of improving the synthetic efficiency.