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. Author manuscript; available in PMC: 2014 Mar 27.
Published in final edited form as: Tetrahedron Lett. 2013 Mar 27;54(13):1645–1648. doi: 10.1016/j.tetlet.2013.01.041

Figure 2.

Figure 2

Mono-unsaturated 1-azabicyclo[m.n.0]alkane ring systems 22 synthesized that encompass all of the key azabicyclic ring systems 1–9. Yields are overall from commercial aldehydes 22, and ranged form 29–59%.