Preparation of Ä1s-Ä1a 2b 3b 4a(s*)ÜÜ1-(3-chloro-2-thienyl)methylÜpropylÜaminoÜ-3h-imidazoÄ4 5-bÜpyridin-3-ylÜ-n-ethyl-2 3-dihydroxycyclopentanecarboxamide

摘要

This invention is directed to methods for the preparation of Ä1S-Ä1a,2b,3b,4a(S*)ÜÜ-4-Ä7-ÄÄ1-(3-chloro-2-thienyl)methylÜpropylÜaminoÜ-3H-imidazoÄ4,5-bÜpyridi n-3-ylÜ-N-ethyl-2,3-dihydroxycyclopentanecarboxamide, methods for the preparation of intermediates thereto, and to said intermediates themselves.