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R.C. Pandey, M.W. Toussaint, R.M. Stroshane, C.C. Kalita, A.A. Aszalos, A.L. Garretson, T.T. Wei, K.M. Byrne, R.F. Geoghegan Jr., and R.J. White J. Antibiot. 34 1981 1389 1401
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Pandey, R.C.1
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Kalita, C.C.4
Aszalos, A.A.5
Garretson, A.L.6
Wei, T.T.7
Byrne, K.M.8
Geoghegan Jr., R.F.9
White, R.J.10
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6
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0028127433
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For examples of the construction of spiro-fused indan-1,3-diones from 3-ylidenephthalides, see: M. Watanabe, H. Morimoto, M. Tomoda, and U. Iwanaga Synthesis 1994 1083 1086
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Synthesis
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Watanabe, M.1
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Tomoda, M.3
Iwanaga, U.4
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H. Morita, M. Takeda, T. Yoshimura, T. Fujii, S. Ono, and C. Shimasaki J. Org. Chem. 64 1999 6730 6737
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Morita, H.1
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Ono, S.5
Shimasaki, C.6
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12
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79451472332
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Japanese Patent JP 11158109 A
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For the isolation of related members of this family of natural products, see: Kamigaichi, T.; Nakajima, M.; Tani, H. Japanese Patent JP 11158109 A, 1999
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Kamigaichi, T.1
Nakajima, M.2
Tani, H.3
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Chem. Abstr. 1999, 131, 378444.
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Chem. Abstr.
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14
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20944434191
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For the syntheses of related members of this family of natural products, including coleophomones B, C and D, see: K.C. Nicolaou, T. Montagnon, G. Vassilikogiannakis, and C.J.N. Mathison J. Am. Chem. Soc. 127 2005 8872 8888
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Nicolaou, K.C.1
Montagnon, T.2
Vassilikogiannakis, G.3
Mathison, C.J.N.4
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17
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0033391196
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L.W. Deady, J. Desneves, A.J. Kaye, M. Thompson, G.J. Finlay, B.C. Baguley, and W.A. Denny Bioorg. Med. Chem. 7 1999 2801 2809
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Deady, L.W.1
Desneves, J.2
Kaye, A.J.3
Thompson, M.4
Finlay, G.J.5
Baguley, B.C.6
Denny, W.A.7
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21
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35648957124
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C.D.F. Milagre, H.M.S. Milagre, L.S. Santos, M.L.A. Lopes, P.J.S. Moran, M.N. Eberlin, and J.A.R. Rodrigues J. Mass Spectrom. 42 2007 1287 1293
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Milagre, C.D.F.1
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Santos, L.S.3
Lopes, M.L.A.4
Moran, P.J.S.5
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Rodrigues, J.A.R.7
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22
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0001032153
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M.Y. Kim, G.J. Lim, J.I. Lim, D.S. Kim, I.Y. Kim, and J.S. Yang Heterocycles 45 1997 2041 2043
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Heterocycles
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Kim, M.Y.1
Lim, G.J.2
Lim, J.I.3
Kim, D.S.4
Kim, I.Y.5
Yang, J.S.6
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23
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0035915335
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For a synthesis of α-methylene indanones and related structures, see: N. Chatani, A. Kamitani, M. Oshita, Y. Fukumoto, and S. Murai J. Am. Chem. Soc. 123 2001 12686 12687
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Chatani, N.1
Kamitani, A.2
Oshita, M.3
Fukumoto, Y.4
Murai, S.5
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27
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4344693153
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For the preparation of cyclopentadiene (10) from the corresponding dimer, see: G. Magnusson J. Org. Chem. 50 1985 1998 and references cited therein
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Magnusson, G.1
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29
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84984163798
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For a related method to access the ene-dione 15, see: T. Severin, and H. Kullmer Chem. Ber. 104 1971 440 448
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(1971)
Chem. Ber.
, vol.104
, pp. 440-448
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Severin, T.1
Kullmer, H.2
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31
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79451470847
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Purification of the mixture using flash column chromatography gave the major isomer 16 and an inseparable 1:1 mixture of the isomers 16 and 17. In our hands, the minor isomer 17 could not be separated from the mixture
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Purification of the mixture using flash column chromatography gave the major isomer 16 and an inseparable 1:1 mixture of the isomers 16 and 17. In our hands, the minor isomer 17 could not be separated from the mixture.
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34
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79451471118
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A neat sample of the silyl ether 19a, stored at 5 °C over 40 weeks, was quantitatively converted into the secondary alcohol 19b
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A neat sample of the silyl ether 19a, stored at 5 °C over 40 weeks, was quantitatively converted into the secondary alcohol 19b.
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35
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79451471073
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note
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3) 7.55-7.52 (2H, m, ArH), 7.48 (1H, t, J 7.8, ArH), 7.41-7.37 (2H, m, 2 × ArH), 7.32-7.30 (1H, m, ArH), 7.01 (1H, dd, J 8.2 and 0.6, ArH), 6.79 (1H, d, J 8.2, ArH)
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36
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79451469975
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note
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-3. The racemic sample is a spontaneously resolved conglomerate comprising individual crystals that are enantiopure (R,R,R) and (S,S,S). Crystallographic data (excluding structure factors) for this structure have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication no. CCDC 797032. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge CB2 1EZ, UK, (fax: +44 (0)1223 336033 or e-mail: deposit@ccdc.cam.ac.uk ).
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