The disclosure relates to a compound of pyrrole fused aminopyridazinone, and a manufacturing method and intermediates thereof. Reaction conditions of the method are simple and controllable, post-reaction treatments are simple, of high yield and are advantageous to industrial expansion.本公開涉及一種吡咯并氨基嗒酮化合物的製備方法及其中間體,該方法反應條件簡單可控、反應後處理方法簡單、產率高、利於工業擴大生產。