Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Reagents and conditions: (a) Pd(PPh3)4, PPh3, NaH, NH(BOC)2, THF/DMF, 50 °C 24 h, 42%; (b) OsO4, NMO, acetone/H2O, rt, 24 h, 89%; (c) BzCl, pyridine, 0 °C to rt, 17 h, 74%; (d) 4 N HCl in 1,4-dioxane, 0 °C to rt, 16 h, 76%; (e) 7, Et3N, nBuOH, reflux, 16 h then KOH, EtOH 80 °C, 20 h, 33%.
