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. Author manuscript; available in PMC: 2009 Dec 18.
Published in final edited form as: J Org Chem. 2009 Mar 20;74(6):2578–2580. doi: 10.1021/jo802799c

FIGURE 1.

FIGURE 1

Yield of products with temperature for the reaction of 4 with copper(II) bromide and n-butyl nitrite (mole ratio, 1:1.2:1.2).