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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Eur J Med Chem. 2012 Feb 25;51:145–153. doi: 10.1016/j.ejmech.2012.02.035

Scheme 3.

Scheme 3

a) TBDMSCl, imidazole/DMF, r.t. 3h., 98% b) DIBAL/CH2Cl2, −78 °C, 8h., 59% c) MsCl, Et3N/THF d) NaN3/DMF, 82% e) Pd / CaCO3, H2(g)/EtOH, r.t.,93% f) LiAlH4/Et2O, r.t. 15min, 61% g) Acrylonitrile, Pd(OAc)2, Bu4NBr, NaHCO3/H2O, 48%