Production method of zarepuron

摘要

The inside in, or C4 - C6 aliphatic series or annular ether C1 - C5 alcohol or in the medium to which include in C2 - C5 alkoxy alcohol, or in 5 - 6 member ring aromatic complex cyclic solvents which contain 1 - 2 oxygen atoms or in the blend of those waters the solution of the chloridation hydracid or bromination hydracid, N- [the 3- (3- dimethyl amino - akuriroiru) - phenyl] reacting -N- ethyl - acetamide, with 5- amino -1H- pyrazole -4- karubonitoriru, it forms zarepuron.