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1
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0002225356
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Halton, B.; Ed.; JAI Press: Greenwich, CT
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For reviews, see: (a) Moore, H. W.; Yerxa, B. R. In Synthetic Utility of Cyclobutenediones; Halton, B.; Ed.; JAI Press: Greenwich, CT, 1995; Vol. 4, pp 81-162.
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Moore, H.W.1
Yerxa, B.R.2
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9
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0034687190
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(f) Dudley, G. B.; Takaki, K. S.; Cha, D. D.; Danheiser, R. L. Org. Lett. 2000, 2, 3407-3410.
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Dudley, G.B.1
Takaki, K.S.2
Cha, D.D.3
Danheiser, R.L.4
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11
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37049116136
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Although benzocyclobutanones can be converted to tetralones by reaction with vinylmetal reagents, this process is driven by aromatization in the six-electron cyclization step and is limited to the benzo derivatives: (a) Arnold, B. J.; Sammes, P. G.; Wallace, T. W. J. Chem. Soc., Perkin Trans. 1 1974, 415-420.
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Arnold, B.J.1
Sammes, P.G.2
Wallace, T.W.3
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12
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0030031850
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(b) Hickman, D. N.; Hodgetts, K. J.; Mackman, P. S.; Wallace, T. W.; Wardleworth, J. M. Tetrahedron 1996, 52, 2235-2260.
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Hickman, D.N.1
Hodgetts, K.J.2
Mackman, P.S.3
Wallace, T.W.4
Wardleworth, J.M.5
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13
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0034801316
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Murakami, M.; Miyamoto, Y.; Ito, Y. J. Am. Chem. Soc. 2001, 123, 6441-6442.
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Murakami, M.1
Miyamoto, Y.2
Ito, Y.3
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14
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0000729612
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Trost, B. M.; Fleming, I.; Paquette, L. A.; Eds.; Pergamon Press: New York
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For reviews on charge-accelerated processes, see: (a) Bronson, J. J.; Danheiser, R. L. In Comprehensive Organic Synthesis; Trost, B. M.; Fleming, I.; Paquette, L. A.; Eds.; Pergamon Press: New York, 1991; Vol. 5, pp 999-1035.
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Bronson, J.J.1
Danheiser, R.L.2
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17
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85039577125
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note
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See Supporting Information for details of the control experiments.
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18
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0000938909
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Trost, B. M.; Fleming, I.; Paquette, L. A.; Eds.; Pergamon Press: New York
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Okamura, W. H.; De Lera, A. R. In Comprehensive Organic Synthesis; Trost, B. M.; Fleming, I.; Paquette, L. A.; Eds.; Pergamon Press: New York, 1991; Vol. 5, pp 699-750.
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Okamura, W.H.1
De Lera, A.R.2
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19
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0029855675
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Mella, M.; Freccero, M.; Albini, A. J. Am. Chem. Soc. 1996, 118, 10311-10312.
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Mella, M.1
Freccero, M.2
Albini, A.3
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20
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85039568588
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note
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Transformation 14→12 has also been accomplished under conditions that generated the (E)-enolate of 14.
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22
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0001261240
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(b) Dolbier, W. R.; Koroniak, H.; Houk, K. N.; Sheu, C. Acc. Chem. Res. 1996, 29, 471-477.
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Dolbier, W.R.1
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Houk, K.N.3
Sheu, C.4
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23
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0042076644
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α-Lithiated α,β-unsaturated sulfones are configurationally stable at temperatures below -60 °C: Kleijn, H.; Vermeer, P. J. Organomet. Chem. 1986, 302, 1-4.
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Kleijn, H.1
Vermeer, P.2
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24
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0037024795
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Reactions of unstabilized dienyllithium reagents and cyclobutenones were reported to form eight-membered rings: Hamura, T.; Tsuji, S.; Matsumoto, T.; Suzuki, K. Chem. Lett. 2002, 750-751. π-ERCs are involved in squaric acid cascade developed by Paquette: Paquette, L. A.; Morwick, T. M. J. Am. Chem. Soc. 1997, 119, 1230-1241.
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Chem. Lett.
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Hamura, T.1
Tsuji, S.2
Matsumoto, T.3
Suzuki, K.4
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25
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0030988970
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Reactions of unstabilized dienyllithium reagents and cyclobutenones were reported to form eight-membered rings: Hamura, T.; Tsuji, S.; Matsumoto, T.; Suzuki, K. Chem. Lett. 2002, 750-751. π-ERCs are involved in squaric acid cascade developed by Paquette: Paquette, L. A.; Morwick, T. M. J. Am. Chem. Soc. 1997, 119, 1230-1241.
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Paquette, L.A.1
Morwick, T.M.2
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