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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Medchemcomm. 2013 Jan;4(1):130–134. doi: 10.1039/C2MD20175E

Scheme 2.

Scheme 2

Synthesis of MEBP 3. Conditions: (a) (i) Quinuclidine, toluene, 100 °C, 1 h; (ii) 5% HCl; (iii) (CH3)2C=C(Cl)N(CH3)2, CH2Cl2, 40 °C; (b) 8, iPr2NEt, DMAP, 51–65% over 3 steps; (c) H2, Pd/C, MeOH, 70–80 p.s.i., 2.5 h, 66%.