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33845550192
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33845374534
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For example, see (a) Brown, H. C.; Jadhav, P. K. J. Am. Chem. Soc. 1983, 105, 2092-3. (b) Jadhav, P. K.; Bhat, K. S.; Perumal, T.; Brown, H. C. J. Org. Chem. 1986, 51, 432-439.
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33845282793
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23
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33845278216
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25
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33845553922
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-
26
-
-
85033158121
-
-
The two-step procedure for cleavage of the olefin is more reliable than ozonolysis for these substrates.
-
The two-step procedure for cleavage of the olefin is more reliable than ozonolysis for these substrates.
-
-
-
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27
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27144444200
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-
85033138210
-
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For example, see the synthesis of cyanohydrin 7 in reference 7a
-
For example, see the synthesis of cyanohydrin 7 in reference 7a.
-
-
-
-
30
-
-
85033152168
-
-
note
-
The surprisingly poor performance of HMPA as an additive may have been due to impurities in the HMPA. Given the health concerns associated with the use of HMPA, we chose to focus on the use of DMPU as an additive.
-
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31
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0021053337
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35
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0000550665
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36
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0001631949
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Collum, D.B.6
-
39
-
-
85033140805
-
-
note
-
1H NMR, yet the acetone adduct was often obtained in 1020%, so acetone itself could not account for the formation of 12.
-
-
-
-
40
-
-
85033156333
-
-
note
-
2O peak at 1.62 ppm.
-
-
-
-
41
-
-
0028338336
-
-
N2 reactions. We have found no β-silyloxy activating effect in our studies, (a) Smith, A. B. III.; Chen, K.; Robinson, D. J.; Laasko, L. M.; Hale, K. J. Tetrahedron Lett. 1994, 35, 4271-4274. (b) Holtz, H. D.; Stock, L. M. J. Am. Chem . Soc. 1965, 87, 2404-2409.
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Smith III, A.B.1
Chen, K.2
Robinson, D.J.3
Laasko, L.M.4
Hale, K.J.5
-
42
-
-
0038180145
-
-
N2 reactions. We have found no β-silyloxy activating effect in our studies, (a) Smith, A. B. III.; Chen, K.; Robinson, D. J.; Laasko, L. M.; Hale, K. J. Tetrahedron Lett. 1994, 35, 4271-4274. (b) Holtz, H. D.; Stock, L. M. J. Am. Chem . Soc. 1965, 87, 2404-2409.
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Holtz, H.D.1
Stock, L.M.2
-
43
-
-
85033135845
-
-
Ph.D. Thesis, University of Minnesota
-
Skalitzky, D. J.; Ph.D. Thesis, University of Minnesota, 1992.
-
(1992)
-
-
Skalitzky, D.J.1
-
44
-
-
85033151712
-
-
We thank Dr. R. C. Hoye for conducting this experiment
-
We thank Dr. R. C. Hoye for conducting this experiment.
-
-
-
-
45
-
-
85033139716
-
-
Ph.D. Thesis, University of Minnesota
-
Choo, C.; Ph.D. Thesis, University of Minnesota, 1995.
-
(1995)
-
-
Choo, C.1
-
46
-
-
85033137021
-
-
We thank D. J. Skalitzky for conducting this experiment
-
We thank D. J. Skalitzky for conducting this experiment.
-
-
-
-
47
-
-
0002714675
-
-
3) carbon atoms. For overlapping signals, the number of carbon atoms is given in parentheses. Capillary GC analysis was performed on a Hewlett Packard Model 6890 instrument with a 30 m PhMe-Silicon column, a flame ionization detector, and a Hewlett Packard computer-interfaced integrator. Combustion analysis were performed by M-H-W Laboratories, Phoenix, AZ. Mass spectra were determined on an AE2-MS 30, a PG 7070E-HF, a CG Analytical 7070E, or a Fisions autospec spectrometer.
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J. Org. Chem.
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Still, W.C.1
Kahn, M.2
Mitra, A.3
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