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Kobayashi, S., Jorgensen, K. A., Eds. Cycloaddition Reactions in Organic Synthesis; Wiley-VCH: Weinheim, Germany, 2002.
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For spectacular examples of cascade reactions involving N-protonated 2-azadienes, see: (a) Heathcock, C. H. Angew. Chem., Int. Ed. Engl. 1992, 31, 665.
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For spectacular examples of cascade reactions involving N-protonated 2-azadienes, see: (a) Heathcock, C. H. Angew. Chem., Int. Ed. Engl. 1992, 31, 665.
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For an alternate route to related enamides, see
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For an alternate route to related enamides, see: Coleman, R. S.; Liu, P.-H. Org. Lett. 2004, 6, 577.
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(a) Nelson, S. G.; Bungard, C. J.; Wang, K. J. Am. Chem. Soc. 2003, 125, 13000.
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(a) Arisawa, M.; Terada, Y.; Nakagawa, M.; Nishida, A. Angew. Chem., Int. Ed. 2002, 41, 4732.
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(b) Alcaide, B.; Almendros, P.; Alonso, J. M.; Luna, A. Synthesis 2005, 668.
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0035830556
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For the allylation of related tetrahydropyridinium ions, see
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For the allylation of related tetrahydropyridinium ions, see: Okitsu, O.; Suzuki, R.; Kobayashi, S. J. Org. Chem. 2001, 66, 809.
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Okitsu, O.1
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28
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47749108337
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The structures of compounds 9, 10, 13, and 19 were confirmed by X-ray diffraction analysis.
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The structures of compounds 9, 10, 13, and 19 were confirmed by X-ray diffraction analysis.
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29
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47749153783
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Endo describes the orientation of the dienophile's electron-donating substituent relative to the diene.
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"Endo" describes the orientation of the dienophile's electron-donating substituent relative to the diene.
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30
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11844260102
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While the factors responsible for the observed endo-diastereoselection have not been definitively elucidated, attractive electrostatic interactions between diene and dienophile provide one possible explanation: Garcia, J. I, Mayoral, J. A, Salvatella, L. Eur. J. Org. Chem. 2004, 85
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While the factors responsible for the observed endo-diastereoselection have not been definitively elucidated, attractive electrostatic interactions between diene and dienophile provide one possible explanation: Garcia, J. I.; Mayoral, J. A.; Salvatella, L. Eur. J. Org. Chem. 2004, 85.
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