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1
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0016438986
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a) W. W. Carmichael, D. F. Biggs, P. R. Gorham, Science 1975, 187, 542;
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Carmichael, W.W.1
Biggs, D.F.2
Gorham, P.R.3
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3
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-
0029914328
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-
For a review of recent total syntheses of anatoxin-a, see H. L. Mansell, Tetrahedron 1996, 52, 6025.
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(1996)
Tetrahedron
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Mansell, H.L.1
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4
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0027287365
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P. Thomas, M. Stephens, G. Wilkie, M. Amar, G. G. Lunt, P. Whiting, T. Gallagher, E. Pereira, M. Alkondon, E. X. Alburquerque, S. J. Wannacott, J. Neurochem. 1993, 60, 2308.
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Thomas, P.1
Stephens, M.2
Wilkie, G.3
Amar, M.4
Lunt, G.G.5
Whiting, P.6
Gallagher, T.7
Pereira, E.8
Alkondon, M.9
Alburquerque, E.X.10
Wannacott, S.J.11
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5
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33845471324
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J. S. Petersen, G. Fels, H. Rapoport, J. Am. Chem. Soc. 1984, 106, 4539.
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Petersen, J.S.1
Fels, G.2
Rapoport, H.3
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8
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-
0000414401
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In the course of our work an enantioselective deprotonation of an eight-membered ring was reported. See W. F. Berkowitz, Y. Wu, J. Org. Chem. 1997, 62, 1536.
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J. Org. Chem.
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Berkowitz, W.F.1
Wu, Y.2
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10
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0000032677
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b) N. L. Allinger, M. T. Tribble, M. A. Miller, Tetrahedron 1972, 28, 1173.
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Tetrahedron
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Allinger, N.L.1
Tribble, M.T.2
Miller, M.A.3
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11
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0000073057
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C. M. Cain, R. P. C. Cousins, G. Coubarides, N. S. Simpkins, Tetrahedron 1990, 46, 523.
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Tetrahedron
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Cain, C.M.1
Cousins, R.P.C.2
Coubarides, G.3
Simpkins, N.S.4
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12
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0029026296
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Newcombe and Simpkins have described an asymmetric synthesis of (-)-anatoxin-a with an enantioselective deprotonation of a tropanone. See N. J. Newcombe, N. S. Simpkins, J. Chem. Soc. Chem. Commun. 1995, 831.
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(1995)
J. Chem. Soc. Chem. Commun.
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Newcombe, N.J.1
Simpkins, N.S.2
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13
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0344932522
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note
-
Abbreviations: AcOH = acetic acid; Bn = benzyl; Boc = terr-butoxycarbonyl; p-TsOH = para-toluenesulfonic acid; PDC = pyridinium dichromate ; Tf = trifluoromethanesulfonyl; THF = tetrahydrofuran; Z = benzyloxycarbonyl.
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-
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14
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0011863061
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For the synthesis of the N-methyl analogue of hemiaminal 8, see J. R. Wiseman, S. Y. Lee, J. Org. Chem. 1986, 51, 2485.
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J. Org. Chem.
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Wiseman, J.R.1
Lee, S.Y.2
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15
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37049071721
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a) B. J. Bunn, N. S. Simpkins, Z. Spavold, M. J. Crimmin, J. Chem. Soc. Perkin Trans. 1 1993, 3113;
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J. Chem. Soc. Perkin Trans. 1
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Bunn, B.J.1
Simpkins, N.S.2
Spavold, Z.3
Crimmin, M.J.4
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19
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85047673542
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e) M. Majewski, R. Lazny, P. Nowak, Tetrahedron Lett. 1995, 36, 5465.
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Tetrahedron Lett.
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-
Majewski, M.1
Lazny, R.2
Nowak, P.3
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20
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0344501541
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note
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The enantiomeric excess was determined by HPLC analysis on a Chiralcel OD column (hexane:iPrOH 98:2). Retention times: (R)-11: 16.8 min, (S)-11: 18.7 min.
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21
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0030878188
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K. C. Nicolaou, G.-Q. Shi, J. L. Gunzner, P. Gärtner, Z. Yang, J. Am. Chem. Soc. 1997, 119, 5467.
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Nicolaou, K.C.1
Shi, G.-Q.2
Gunzner, J.L.3
Gärtner, P.4
Yang, Z.5
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22
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85087232121
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note
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[4]
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