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4
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0017596508
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(a) Ohta, Y.; Andersen, N. H.; Liu, C.-B. Tetrahedron 1977, 33, 617.
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Ohta, Y.1
Andersen, N.H.2
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6
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(c) Paul, V. J.; seo, Y.; Cho, K. W.; Rho, J.-R.; Shin, J.; Bergquist, P. R. J. Nat. Prod. 1997, 60, 1115.
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Shin, J.5
Bergquist, P.R.6
-
7
-
-
0029843081
-
-
To our knowledge, (-)-dihydro-isodrimeninol 4 has not been tested for biological activity: Montagnac, A.; Martin, M.-T.; Debitus, C.; Pais, M. J. Nat. Prod. 1996, 59, 866.
-
(d) To our knowledge, (-)-dihydro-isodrimeninol 4 has not been tested for biological activity: Montagnac, A.; Martin, M.-T.; Debitus, C.; Pais, M. J. Nat. Prod. 1996, 59, 866.
-
-
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8
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0009568314
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Armstrong, R. J.; Harris, F. L.; Weiler, L. Can. J. Chem. 1986, 64, 1002.
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Can. J. Chem
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Armstrong, R.J.1
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10
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(a) Akita, H.; Nozawa, M.; Mitsuda, A.; Ohsawa, H. Tetrahedron: Asymmetry 2000, 11, 1375.
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Akita, H.1
Nozawa, M.2
Mitsuda, A.3
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11
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0034708816
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(b) Anilkumar, A. T.; Sudhir, U.; Joy, S.; Nair, M. S. Tetrahedron 2000, 56, 1899.
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Anilkumar, A.T.1
Sudhir, U.2
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Nair, M.S.4
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12
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Toshima, H.; Oikawa, H.; Toyomasu, T.; Sassa, T. Biosci. Biotechnol. Biochem. 2001, 65, 1244.
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Toshima, H.1
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Poigny, S.; Huor, T.; Guyot, M.; Samadi, M. J. Org. Chem. 1999, 64, 9318.
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Poigny, S.1
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15
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37049088019
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(a) Shishido, K.; Tokunaga, Y.; Omachi, N.; Hiroya, K.; Fukumoto, K.; Kametani, T. Chem. Commun. 1989, 1093.
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16
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37049087289
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(b) Shishido, K.; Tokunaga, Y.; Omachi, N.; Hiroya, K.; Fukumoto, K.; Kametani, T. J. Chem. Soc., Perkin Trans.1 1990, 2481.
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Tokunaga, Y.2
Omachi, N.3
Hiroya, K.4
Fukumoto, K.5
Kametani, T.J.6
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17
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0026706691
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(a) Engler, T. A.; Sampath, U.; Velde, D. V.; Takusagawa, F. Tetrahedron 1992, 48, 9399.
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(1992)
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Engler, T.A.1
Sampath, U.2
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Takusagawa, F.4
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19
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37049110578
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Howell, S. C.; Ley, S. V.; Manon, M.; Wothington, P. A. Chem. Commun. 1981, 507.
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Chem. Commun
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Howell, S.C.1
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Wothington, P.A.4
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20
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0031562127
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3, see: Mayelvaganan, T.; Hadimani, S. B.; Bhat, S. V. Tetrahedron 1997, 53, 2185.
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3, see: Mayelvaganan, T.; Hadimani, S. B.; Bhat, S. V. Tetrahedron 1997, 53, 2185.
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21
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Knol, J.1
Meetsma, A.2
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37249000793
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(a) Henderson, J.; Parvez, M.; Keay, B. A. Org. Lett. 2007, 9, 5167.
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Henderson, J.1
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27
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(b) Lait, S. M.; Parvez, M.; Keay, B. A. Tetrahedron: Asymmetry 2003, 14, 749.
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Tetrahedron: Asymmetry
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Lait, S.M.1
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28
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33947697823
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(c) Lait, S. M.; Rankic, D. A.; Keay, B. A. Chem. Rev. 2007, 107, 767.
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Chem. Rev
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Lait, S.M.1
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29
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0000875294
-
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and references therein
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Hunt, I. R.; Rogers, C; Woo, S.; Rauk, A.; Keay, B. A. J. Am. Chem. Soc. 1995, 117, 1049, and references therein.
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J. Am. Chem. Soc
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Hunt, I.R.1
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30
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-
33845280186
-
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(a) Evans, D. A.; Chapman, K. T.; Bisaha, J. J. Am. Chem. Soc. 1988, 110, 1238.
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Evans, D.A.1
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-
31
-
-
0035925006
-
-
Diene 5 was easily prepared from β-ionone by oxzonolysis followed by a Peterson olefination. For details, see: (a) Crombie, B. S.; Smith, C.; Varnavas, C Z.; Wallace, T. W. J. Chem. Soc., Perkin Trans. 1 2001, 206.
-
Diene 5 was easily prepared from β-ionone by oxzonolysis followed by a Peterson olefination. For details, see: (a) Crombie, B. S.; Smith, C.; Varnavas, C Z.; Wallace, T. W. J. Chem. Soc., Perkin Trans. 1 2001, 206.
-
-
-
-
32
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-
37049110578
-
-
(b) Howell, S. C.; Ley, S. V.; Manon, M.; Worthington, P. A. Chem. Commun. 1981, 507.
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(1981)
Chem. Commun
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Howell, S.C.1
Ley, S.V.2
Manon, M.3
Worthington, P.A.4
-
33
-
-
68149151644
-
-
w = 0.0977.
-
w = 0.0977.
-
-
-
-
34
-
-
0037007705
-
-
2 with acyclic (Z)-1,3-dienes using N-acryloyl sultam as a chiral auxiliary. (a) Roush, W. R.; Limberakis, C.; Kunz, R. K.; Barda, D. A. Org. Lett. 2002,4, 1543.
-
2 with acyclic (Z)-1,3-dienes using N-acryloyl sultam as a chiral auxiliary. (a) Roush, W. R.; Limberakis, C.; Kunz, R. K.; Barda, D. A. Org. Lett. 2002,4, 1543.
-
-
-
-
35
-
-
68149107062
-
-
Interestingly, a similar reaction with an achiral oxazolidinone did not provide any DA products, see
-
Interestingly, a similar reaction with an achiral oxazolidinone did not provide any DA products, see:
-
-
-
-
37
-
-
68149154124
-
-
3 was used (DCM, 5 h, rt).
-
3 was used (DCM, 5 h, rt).
-
-
-
-
39
-
-
68149176025
-
-
1H NMR spectrum with a few very minor unidentified compounds. After 18 h, the endo isomer could not be detected in the NMR spectrum. See the Supporting Information for more details.
-
1H NMR spectrum with a few very minor unidentified compounds. After 18 h, the endo isomer could not be detected in the NMR spectrum. See the Supporting Information for more details.
-
-
-
-
40
-
-
68149143589
-
-
The structure of 18 was confirmed by X-ray crystal structure analysis. See the Supporting Information section for more details.
-
The structure of 18 was confirmed by X-ray crystal structure analysis. See the Supporting Information section for more details.
-
-
-
-
41
-
-
68149109502
-
-
This reaction gave a 5:1 mixture of isomers that were epimeric at the ester in 20
-
This reaction gave a 5:1 mixture of isomers that were epimeric at the ester in 20.
-
-
-
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