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Barton, D. H. R.; Hedgecock, C. J. R.; Lederer, E.; Motherwell, W. B. Tetrahedron Lett. 1979, 279.
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Barton, D.H.R.1
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0012650050
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The halogen-lithium exchange of trimethylsilylated 8-bromopurine nucleosides has also been reported
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The halogen-lithium exchange of trimethylsilylated 8-bromopurine nucleosides has also been reported: Công-Uanh, N.; Beaucourt, J.-P.; Pichat, L. Tetrahedron Lett. 1979, 2385.
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Công-Uanh, N.1
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Tanaka, H.; Uchida, Y.; Shinozaki, M.; Hayakawa, H.; Matsuda, A.; Miyasaka, T. Chem. Pharm. Bull. 1983, 31, 787.
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Miyasaka, T.6
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4
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0000050349
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There can be seen an inconsistency between our result and the following report, in which 6-chloro-9-(tetrahydropyran-2-y1)purine underwent 8-lithiation with butyllithium and, upon treatment with carbon electrophiles, gave the 8-carbon-substituted derivatives in good yields: Leonard, N. J.: Bryant, J. D. J. Org. Chem. 1979, 44, 4612.
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Leonard, N.J.1
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For the LDA lithiation of naturally occurring purine nucleosides, see: (a) Hayakawa, H.; Haraguchi, K.; Tanaka, H.; Miyasaka, T. Chem. Pharm. Bull. 1987, 35, 72.
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Chem. Pharm. Bull
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Hayakawa, H.1
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Miyasaka, T.4
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84887349024
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(b) Hayakawa, H.: Tanaka, H.: Haraguchi, K.; Mayumi, M.; Nakajima, M.; Sakamaki, T.; Miyasaka, T. Nucleosides, Nucleotides 1988, 7, 121.
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Nucleosides, Nucleotides
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Miyasaka, T.7
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(c) Hayakawa, H.: Tanaka, H.: Sasaki, K.: Haraguchi, K.; Saitoh, T.; Takai, F.; Miyasaka, T. J. Heterocycl. Chem. 1989, 26, 189.
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Miyasaka, T.7
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9
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0000215867
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Townsend, L. B., Ed.: Plenum Press: New York
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For a review article, see: Srivastava, P. C.; Robins, R. K.; Meyer, R. B., Jr. In Chemistry of Nucleosides and Nucleotides, Townsend, L. B., Ed.: Plenum Press: New York, 1988: Vol. 1, pp 113-281.
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Maeda, M.: Nushi, K.: Kawazoe, Y. Tetrahedron 1974, 30, 2677.
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(a) Matsuda, A.: Shonozaki, M.: Miyasaka, T.: Machida, H.: Abiru, T. Chem. Pharm. Bull. 1985, 33, 1766.
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(b) Matsuda, A.: Shinozaki, M.: Yamaguchi, T.: Homma, H.: Nomoto, R.: Miyasaka, T.: Watanabe, Y.: Abiru, T. J. Med. Chem. 1992, 35, 241.
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Watanabe, Y.7
Abiru, T.8
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19
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0029166552
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A preliminary communication of the present study has been reported: Kato, K.: Hayakawa, H.: Tanaka, H.: Kumamoto, H.: Miyasaka, T. Tetrahedron Lett. 1995, 36, 6507.
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0027204831
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Protonolysis of stannylated heterocycles with silica gel has been reported: Sakamoto, T.: Uchiyama, D.: Kondo, Y.: Yamanaka, H. Chem. Pharm. Bull. 1993, 41, 478.
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Yamanaka, H.4
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For an example of anionic C-C silyl rearrangement, see: Daney, M.: Lapouyade, R.: Bouas-Laurent, H. J. Org. Chem. 1983, 48, 5055.
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0028875454
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Rearrangement of a stannyl group has been reported recently in the lithiation of a stannylated heterocycle: Kelly, T. R.: Lang, F. Tetrahedron Lett. 1995, 36, 9293.
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Tetrahedron Lett
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For a review concerning the Stille reaction, see: Mitchell, T. N. Synthesis 1992, 803.
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Mitchell, T.N.1
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0013615511
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It has been reported that the extent of lithiation at the 6-position of uridine (or acyclouridine) derivatives is affected by the structure of the sugar (or acyclic) moiety: (a) Hayakawa, H.: Tanaka, H.: Maruyama, Y.: Miyasaka, T. Chem. Lett. 1985, 1401.
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(b) Hayakawa, H.: Tanaka, H.: Obi, K.: Itoh, M.: Miyasaka, T. Tetrahedron Lett. 1987, 28, 87.
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Miyasaka, T.5
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0026590774
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(c) Tanaka, H.: Miyasaka, T.: Sekiya, K.: Takashima, H.: Ubasawa, M.: Nitta, I.: Baba, M.: Walker, R. T.: De Clercq, E. Nucleosides Nucleotides 1992, 11, 447.
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Ubasawa, M.5
Nitta, I.6
Baba, M.7
Walker, R.T.8
De Clercq, E.9
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30
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0005722389
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Destannylation with aqueous ammonia has been reported in the reaction of a stannylated heterocycle: Uchiyama, D.: Yabe, M.: Kameyama, H.: Sakamoto, T.: Kondo, Y.: Yamanaka, H. Heterocycles 1996, 43, 1301.
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For a review article concerning nucleoside antibiotics, see: Isono, K. J. Antibiot 1988, 41, 1711.
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Isono, K.1
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For a recent example, see: Obara, T.: Shuto, S.: Saito, Y.: Snoeck, R.: Andrei, G.: Balzarini, J.: De Clercq, E.: Matsuda, A. J. Med. Chem. 1996, 39, 3847.
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Snoeck, R.4
Andrei, G.5
Balzarini, J.6
De Clercq, E.7
Matsuda, A.8
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Shuto, S.: Obara, T.: Toriya, M.: Hosoya, M.: Snoeck, R.: Andrei, G.: Balzarini, J.: De Clercq, E. J. Med. Chem. 1992, 35, 324.
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De Clercq, E.8
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