Process for preparing nepinalona.

A PROCESS FOR THE PREPARATION OF NEPINALONA. A process for the Preparation of 1-methyl-1- [2- (1-N-piperidine) ethyl] -1,2,3,4-TETRAHIDRONAFTALENA-2-ONE (also called NEPINALONA) CONSISTING REACTION CHLORIDE 2-phenylpropionic acid with ethylene, 1-methyl-OBTAINING 2TETRALONA, REACTIVE WITH SUBSEQUENT 2-chloroethyl-1-NPIPERIDINA, using heptane as a solvent; AND SUBSEQUENT salification.