Enantiospecific preparation of [(2r,6s)-endo]-5-aza-1,10,10-trimethyl-3-oxatricyclo[5.2.1.02,6]decan-4-one by a nitrene-mediated route from [(1s)-endo]-(−)-borneol and its utility as a chiral auxiliary in some asymmetric transformations

Tetrahedron · 1992 · 51 citations · 25 references