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10. For a discussion of homoconjugation in spiro[2,4]hepta-4,6-diene, see: (a) Clark, R. A.; Fiato, R. A. J. Am. Chem. Soc. 1970, 92, 4736.
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The addition of diphenylarsenide and the 1,3-diphenyl-2-azaallyl anion to spiro[2,4]heptadiene proceeded in 68 and 87% yields, respectively; addition of other nucleophiles proceeded in 17-43% yield
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11. Nucleophilic additions to spiro[2,4]heptadiene have been reported by Kauffmann and co-workers, see Kauffmann, T.; Ennen, J.; Lhotak, H.; Rensing, A.; Steinseifer, F.; Woltermann A. Angew. Chem., Int. Ed. Engl. 1980, 19, 328. The addition of diphenylarsenide and the 1,3-diphenyl-2-azaallyl anion to spiro[2,4]heptadiene proceeded in 68 and 87% yields, respectively; addition of other nucleophiles proceeded in 17-43% yield. See also, Kauffmann, T.; Berghus, K.; Ennen, J. Chem. Ber. 1985, 118, 3724; Eilbracht, P.; Totzauer, W. Chem. Ber. 1982, 115, 1669.
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0001061503
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11. Nucleophilic additions to spiro[2,4]heptadiene have been reported by Kauffmann and co-workers, see Kauffmann, T.; Ennen, J.; Lhotak, H.; Rensing, A.; Steinseifer, F.; Woltermann A. Angew. Chem., Int. Ed. Engl. 1980, 19, 328. The addition of diphenylarsenide and the 1,3-diphenyl-2-azaallyl anion to spiro[2,4]heptadiene proceeded in 68 and 87% yields, respectively; addition of other nucleophiles proceeded in 17-43% yield. See also, Kauffmann, T.; Berghus, K.; Ennen, J. Chem. Ber. 1985, 118, 3724; Eilbracht, P.; Totzauer, W. Chem. Ber. 1982, 115, 1669.
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Chem. Ber.
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Kauffmann, T.1
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31
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0010439998
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11. Nucleophilic additions to spiro[2,4]heptadiene have been reported by Kauffmann and co-workers, see Kauffmann, T.; Ennen, J.; Lhotak, H.; Rensing, A.; Steinseifer, F.; Woltermann A. Angew. Chem., Int. Ed. Engl. 1980, 19, 328. The addition of diphenylarsenide and the 1,3-diphenyl-2-azaallyl anion to spiro[2,4]heptadiene proceeded in 68 and 87% yields, respectively; addition of other nucleophiles proceeded in 17-43% yield. See also, Kauffmann, T.; Berghus, K.; Ennen, J. Chem. Ber. 1985, 118, 3724; Eilbracht, P.; Totzauer, W. Chem. Ber. 1982, 115, 1669.
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(1982)
Chem. Ber.
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Eilbracht, P.1
Totzauer, W.2
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note
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12. The stereoisomeric purity was assayed by gas chromatography using a J&W CDXB column.
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