Process for preparing p.chlorophenoxyacetyl-piperonylpiperazine
申请人:RAVIZZA S.p.A.
公开号:EP0090202A2
公开(公告)日:1983-10-05
A process for preparing p.chlorophenoxyacetyl-piperonylpiperazine ("Fipexide"), consisting of reacting POCl3 with piperonylpiperazine to form the phosphoramide of this latter, and then reacting the phosphoramine with p.chloro- phenoxyacetic acid in an inert solvent.