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John Wiley & Sons: New York
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Cyclohexane and tetrahydropyran have ring-inversion barriers of about 10 kcal/mol, but the cydohexyl radical has a ring-inversion barrier of only 5.5 kcal/mol. (a) Eliel, E. L.; Wilen, S. H. Stereochemistry of Organic Compounds; John Wiley & Sons: New York, 1994; pp 740-742. (b) Roberts, B. P.; Steel, A. J. J. Chem. Soc., Perkin Trans. 2 1992, 2025- 2029.
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Cyclohexane and tetrahydropyran have ring-inversion barriers of about 10 kcal/mol, but the cydohexyl radical has a ring-inversion barrier of only 5.5 kcal/mol. (a) Eliel, E. L.; Wilen, S. H. Stereochemistry of Organic Compounds; John Wiley & Sons: New York, 1994; pp 740-742. (b) Roberts, B. P.; Steel, A. J. J. Chem. Soc., Perkin Trans. 2 1992, 2025-2029.
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0342663467
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Details for the preparation and resolution of 1 are provided in the Supporting Information
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Details for the preparation and resolution of 1 are provided in the Supporting Information.
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25
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Ph.D. Thesis, University of Minnesota
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(a) Skalitzky, D. Ph.D. Thesis, University of Minnesota, 1992.
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0343533734
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note
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R[RSH].
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35
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0001513165
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tMS) = (8.4 ± 0.3) - (2.1 ± 0.4)/2.3RT. Johnson, C. C.; Horner, J. H.; Tronche, C.; Newcomb, M. J. Am. Chem. Soc. 1995, 117, 1684-7.
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36
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0343097763
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note
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6. The standard deviation was smaller for reactions run simultaneously in the same cooling bath, suggesting that some of the scatter can be attributed to imprecise temperature control.
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38
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0027538424
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(b) Newcomb, M. Tetrahedron 1993, 49, 1151-1176.
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40
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0343097761
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This assumes that the trapping agents are achiral. Chiral trapping agents would lead to diastereomeric transition states. However, most trapping agent of interest are achiral
-
This assumes that the trapping agents are achiral. Chiral trapping agents would lead to diastereomeric transition states. However, most trapping agent of interest are achiral.
-
-
-
-
41
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33845183210
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-
tMS) = (8.4 ± 0.6) - (3.8 ± 0.9)/2.3RT. Franz, J. A.; Bushaw, B. A.; Alnajjar, M. S. J. Am. Chem. Soc. 1989, 111, 268-275.
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Franz, J.A.1
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42
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0342663466
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tMS) = (9.26 ± 0.13) - (1.78 ± 0.26)/2.3RT. See ref 21
-
tMS) = (9.26 ± 0.13) - (1.78 ± 0.26)/2.3RT. See ref 21.
-
-
-
-
44
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0343097762
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The general experimental section is included in the Supporting Information
-
The general experimental section is included in the Supporting Information.
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