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For recent examples, see: a
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For recent examples, see: a) E. E. Korshin, R. Hoos, A. M. Szpilman, L. Konstantinovski, G. H. Posner, M. D. Bachi, Tetrahedron 2002, 58, 2449;
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c) P. M. O'Neill, P. A. Stocks, M. D. Pugh, N. C. Araujo, E. E. Korshin, J. F. Bickley, S. A. Ward, P. G. Bray, E. Pasini, J. Davies, E. Verissimo, M. D. Bachi, Angew. Chem. 2004, 116, 4289;
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e) P. M. O'Neill, E. Verissimo, S. A. Ward, J. Davies, E. E. Korshin, N. Araujo, M. D. Pugh, M. L. S. Cristiano, P. A. Stocks, M. D. Bachi, Bioorg. Med. Chem. Lett. 2006, 16, 2991.
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Eds, P. Renaud, M. P. Sibi, Wiley-VCH, Weinheim
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19
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33947120199
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For recent reactions with thiyl radicals, see: a
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For recent reactions with thiyl radicals, see: a) G. K. Friestad, T. Jiang, A. K. Mathies, Org. Lett. 2007, 9, 777;
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Org. Lett
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22
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0035373687
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for our studies on thiyl radicals, see: d
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for our studies on thiyl radicals, see: d) O. Miyata, T. Naito, C. R. Acad. Sci. Ser. IIc Chim. 2001, 4, 401;
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24
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0003047881
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For the generation of thiyl radicals using organoboranes, see: a
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For the generation of thiyl radicals using organoboranes, see: a) Y. Ichinose, K. Wakamatsu, K. Nozaki, J. L. Birbaum, K. Oshima, K. Utimoto, Chem. Lett. 1987, 1647;
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26
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0000457447
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For the reaction of carbonyl-stabilized radicals, see: a
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For the reaction of carbonyl-stabilized radicals, see: a) K. Nozaki, K. Oshima, K. Utimoto, Tetrahedron Lett. 1988, 29, 1041;
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b) K. Nozaki, K. Oshima, K. Utimoto, Bull. Chem. Soc. Jpn. 1991, 64, 403;
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0004145743
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Curran, D.P.1
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30
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53549102592
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We have explored the generation of N-borylenamine species, see: M. Ueda, H. Miyabe, H. Sugino, O. Miyata, T. Naito, Angew. Chem. 2005, 117, 6346;
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We have explored the generation of N-borylenamine species, see: M. Ueda, H. Miyabe, H. Sugino, O. Miyata, T. Naito, Angew. Chem. 2005, 117, 6346;
-
-
-
-
32
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2942702314
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For our reviews on radical reactions of imines, see: a
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For our reviews on radical reactions of imines, see: a) H. Miyabe, M. Ueda, T. Naito, Synlett 2004, 1140;
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(2004)
Synlett
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Miyabe, H.1
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35
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0035498332
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-1; for reviews on alkylboranes, see: a) C. Ollivier, P. Renaud, Chem. Rev. 2001, 101, 3415;
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-1; for reviews on alkylboranes, see: a) C. Ollivier, P. Renaud, Chem. Rev. 2001, 101, 3415;
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-
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37
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-
0011568162
-
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2; see: H. Gilman, J. F. Nelson, J. Am. Chem. Soc. 1937, 59, 935.
-
2; see: H. Gilman, J. F. Nelson, J. Am. Chem. Soc. 1937, 59, 935.
-
-
-
-
38
-
-
53549097170
-
-
1H NMR spectroscopy, see the Supporting Information.
-
1H NMR spectroscopy, see the Supporting Information.
-
-
-
-
39
-
-
0001172605
-
-
The radical B was also stabilized by a homoconjugative interaction between the p orbital on the trigonal carbon atom and the unoccupied 3d orbitals on the sulfur atom, see: Ref. [2] and P. J. Krusic, J. K. Kochi, J. Am. Chem. Soc. 1971, 93, 846.
-
The radical B was also stabilized by a homoconjugative interaction between the p orbital on the trigonal carbon atom and the unoccupied 3d orbitals on the sulfur atom, see: Ref. [2] and P. J. Krusic, J. K. Kochi, J. Am. Chem. Soc. 1971, 93, 846.
-
-
-
-
40
-
-
53549095297
-
-
All reactions were examined with (E)-oxime ethers.
-
All reactions were examined with (E)-oxime ethers.
-
-
-
-
41
-
-
53549086767
-
-
A competition experiment using 9 and 10 gave the Michael adduct 12 and β-hydroxysulfide 13a, see the Supporting Information.
-
A competition experiment using 9 and 10 gave the Michael adduct 12 and β-hydroxysulfide 13a, see the Supporting Information.
-
-
-
-
42
-
-
53549122829
-
-
The use of 4.0 equivalents of thiophenol gave a small amount of the Michael addition product.
-
The use of 4.0 equivalents of thiophenol gave a small amount of the Michael addition product.
-
-
-
-
43
-
-
53549108145
-
-
2 acts as a promoter for the reduction of hydroperoxide F, see the Supporting Information.
-
2 acts as a promoter for the reduction of hydroperoxide F, see the Supporting Information.
-
-
-
-
44
-
-
11444256090
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a) Z. Dong, J. Liu, S. Mao, X. Huang, B. Yang, X. Ren, G. Luo, J. Shen, J. Am. Chem. Soc. 2004, 126, 16395;
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Dong, Z.1
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45
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27744590989
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b) T. G. Back, D. Kuzma, M. Parves, J. Org. Chem. 2005, 70, 9230.
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J. Org. Chem
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Back, T.G.1
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46
-
-
53549095530
-
-
Triethylborane is an optimal radical initiator, see the Supporting Information
-
Triethylborane is an optimal radical initiator, see the Supporting Information.
-
-
-
-
47
-
-
53549094497
-
-
Determination of the relative configuration of anti-13a, syn-13a, trans-31, cis-31, trans-32, trans-33, trans-34, and the related NOESY experiments are provided in the Supporting Information.
-
Determination of the relative configuration of anti-13a, syn-13a, trans-31, cis-31, trans-32, trans-33, trans-34, and the related NOESY experiments are provided in the Supporting Information.
-
-
-
-
49
-
-
53549094233
-
-
β-Hydroxysulfide 34 was obtained as a 1:1 diastereomeric mixture (with respect to the stereocenter on the side chain).
-
β-Hydroxysulfide 34 was obtained as a 1:1 diastereomeric mixture (with respect to the stereocenter on the side chain).
-
-
-
|