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The use of AgOAc in Pd-catalyzed C-C bond formation with aryl iodides has been reported; see: Shabashov, D.; Daugulis, O. Org. Lett. 2005, 7, 3657.
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note
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Carried out by Dr. Richard Staples; see Supporting Information for details.
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26
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33746908949
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For precedent, see ref 3k.
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For precedent, see ref 3k.
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27
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33746903781
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See, especially, refs 3h, 3j, and 3k.
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See, especially, refs 3h, 3j, and 3k.
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28
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note
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This intermediate which is formed by heating 1 with Pd(OAc)2 has been isolated.
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29
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33746888030
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note
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The greater the positive charge is on Pd. the lower the energy of the vacant d-orbital that interacts with the C-H σ-bond and the more favorable the agostic interaction leading to C-H insertion.
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