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. Author manuscript; available in PMC: 2011 Dec 17.
Published in final edited form as: J Org Chem. 2010 Nov 16;75(24):8392–8399. doi: 10.1021/jo101505x

Figure 10.

Figure 10

Plot of kalk vs [Et2NLi] in THF (6.0 M) and toluene cosolvent for the N-alkylation of 4 (0.004 M) with Et2NLi at −30 °C. The curve depicts an unweighted least-squares fit to kalk = k[Et2NLi]n (k = (2.4 ± 0.1) × 10−4, n = 0.59 ± 0.04).