C. Daubie et S. Mutti, EXPEDIENT ENANTIOSPECIFIC SYNTHESIS OF RP-73613 - A NEW SELECTIVE NONPEPTIDE NK1 ANTAGONIST, Tetrahedron letters, 37(43), 1996, pp. 7743-7744
The synthesis of RP 73613 was achieved in 13 steps with an overall yie
ld of 12%. The strategy was based on a [3 + 2] azomethine ylid dipolar
cycloaddition to generate the bicyclic framework and the asymmetry wa
s introduced by resolution. Copyright (C) 1996 Elsevier Science Ltd