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37049085812
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19
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0343238622
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note
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Two possibilities are suggested as the α-aminocarbene species: one is the samarium-based α-aminocarbenoid and the other is the α-aminocarbene itself.
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-
-
-
20
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0004790220
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There are a few reports of the generation and reactivities of simple α-aminocarbene species: (a) Moss, R. A.; Cox, D. P.; Tomioka, H. Tetrahedron Lett. 1984, 25, 1023.
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21
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0028231156
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(b) Eisch, J. J.; McNulty, J. F.; Shi, X. J. Org. Chem. 1994, 59, 7.
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Eisch, J.J.1
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22
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0006783508
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For α-aminocarbene analogues, see for example: (a) Moser, R. E.; Fritsch, J. M.; Westman, T. L.: Kliss, R. M.; Matthews, C. N. J. Am. Chem. Soc. 1967, 89, 5673.
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27
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84980190339
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(f) Gompper, R.; Sobotta, R. Angew. Chem., Int. Ed. Engl. 1978, 17, 762.
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28
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84985609358
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(g) Schöllkopf, U.; Hauptreif, M.; Dippel, J.; Nieger, M.; Egert, E. Angew. Chem., Int. Ed. Engl. 1986, 25, 192.
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29
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0342420295
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(h) Grigg, R.; Wallace, L.; Morley, J. O. J. Chem. Soc., Perkin Trans. 2 1990, 51.
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0025940880
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Inanaga, J.; Handa, Y.; Tabuchi, T.; Otsubo, K.; Yamaguchi, M.; Hanamoto, T. Tetrahedron Lett. 1991, 32, 6557.
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-
31
-
-
0343211534
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-
note
-
2, see ref. 3a.
-
-
-
-
32
-
-
0343211535
-
-
note
-
All products listed in eq 2 are obtained as a single stereoisomer. Unfortunately, the stereochemistry of the aminocyclopropanes could not be determined by NOE experiments or 2D NMR measurement.
-
-
-
-
33
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0028100610
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For insertion reactions using samarium reagents, see: (a) Kunishima, M.; Hioki, K.; Tani, S.; Kato, A. Tetrahedron Lett. 1994, 35, 7253.
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Kunishima, M.1
Hioki, K.2
Tani, S.3
Kato, A.4
-
35
-
-
0343211533
-
-
note
-
2, and HMPA, see ref. 3a.
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-
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