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. Author manuscript; available in PMC: 2009 May 21.
Published in final edited form as: J Am Chem Soc. 2008 Apr 30;130(20):6624–6638. doi: 10.1021/ja710669w

Table 2.

Effect of [PhC≡CPh] on the rate of reaction with 1a to give 6a.a,b

[PhC≡CPh] (mM) [PhC≡CPh]/[1a] kobs (s−1)
184 10.5 1.7(1)×10−3
362 20.6 1.6(1)×10−3
725 41.2 1.7(2)×10−3
a

[1a] = 17.6 mM in C6D6 at 30.8 °C.

b

Details of the reaction of 1b with 3-hexyne are given in ref 20.