Lewis acid complexed azacarbanions: Novel reactive intermediates of wide synthetic utility

Pure and Applied Chemistry

Volumn 68, Issue 3, 1996, Pages 509-514

  Kessar, S V ^a  

^a PANJAB UNIVERSITY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0042396815     PISSN: 00334545     EISSN: None     Source Type: Journal    
DOI: 10.1351/pac199668030509     Document Type: Article

References (20)

1. S. V. Kessar, P. Singh, R. Vohra, N. P. Kaur and K. N. Singh, J. Chem. Soc., Chem. Commun., 568, 1991. Also see, A. R. Katritzky and S. Sengupta, Proc. Indian Acad. Sci., 100, 187, 1988 and reviws cited therein. For an indirect approach to tertiary α-azacarbanions see M. Mukami, M. Hayashi and Y. Ito, J. Org. Chem. 57, 793, 1992.
2. S. V. Kessar, P. Singh, R. Vohra, N. P. Kaur and K. N. Singh, J. Chem. Soc., Chem. Commun., 568, 1991. Also see, A. R. Katritzky and S. Sengupta, Proc. Indian Acad. Sci., 100, 187, 1988 and reviws cited therein. For an indirect approach to tertiary α-azacarbanions see M. Mukami, M. Hayashi and Y. Ito, J. Org. Chem. 57, 793, 1992.
3. S. V. Kessar, P. Singh, R. Vohra, N. P. Kaur and K. N. Singh, J. Chem. Soc., Chem. Commun., 568, 1991. Also see, A. R. Katritzky and S. Sengupta, Proc. Indian Acad. Sci., 100, 187, 1988 and reviws cited therein. For an indirect approach to tertiary α-azacarbanions see M. Mukami, M. Hayashi and Y. Ito, J. Org. Chem. 57, 793, 1992.
4. G. Wittig and W. Tochtermann, Chem. Ber., 94, 1692, 1961.
5. D. H. R. Barton, R. Beugelmans and R. N. Young, Nouv. J. Chem., 2, 363, 1976, N. Tokitoh and R. Okazaki, Tetrahedron Lett., 25, 4677, 1984.
6. D. H. R. Barton, R. Beugelmans and R. N. Young, Nouv. J. Chem., 2, 363, 1976, N. Tokitoh and R. Okazaki, Tetrahedron Lett., 25, 4677, 1984.
7. 3 complexes with oxygen, α-cleavage predominates while deprtonation occurs in borane complexes of carbanion stabilizing phosphorous, H. Schmidbaur, E. Weiss and B. Zimmer-Gasser, Angew. Chem. Int. Ed. Engl., 18, 782, 1979.
8. 3 complexes with oxygen, α-cleavage predominates while deprtonation occurs in borane complexes of carbanion stabilizing phosphorous, H. Schmidbaur, E. Weiss and B. Zimmer-Gasser, Angew. Chem. Int. Ed. Engl., 18, 782, 1979.
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10. D. Seebach and I. Huber, Chimia, 39, 233, 1985; S. V. Kessar, P. Singh, A. K. Singh and V. J. Kaur, Indian J. Chem., 33B, 818, 1994; S. V. Kessar, R. Vohra and N. P. Kaur, Tetrahedron Lett., 3231, 1991; T. Kametani, H. Matsumoto, Y. Satoh, H. Nemoto and K. Fukumoto, J. Chem. Soc., Perkin Trans 1, 376, 1977.
11. D. Seebach and I. Huber, Chimia, 39, 233, 1985; S. V. Kessar, P. Singh, A. K. Singh and V. J. Kaur, Indian J. Chem., 33B, 818, 1994; S. V. Kessar, R. Vohra and N. P. Kaur, Tetrahedron Lett., 3231, 1991; T. Kametani, H. Matsumoto, Y. Satoh, H. Nemoto and K. Fukumoto, J. Chem. Soc., Perkin Trans 1, 376, 1977.
12. D. Seebach and I. Huber, Chimia, 39, 233, 1985; S. V. Kessar, P. Singh, A. K. Singh and V. J. Kaur, Indian J. Chem., 33B, 818, 1994; S. V. Kessar, R. Vohra and N. P. Kaur, Tetrahedron Lett., 3231, 1991; T. Kametani, H. Matsumoto, Y. Satoh, H. Nemoto and K. Fukumoto, J. Chem. Soc., Perkin Trans 1, 376, 1977.
13. D. Seebach and I. Huber, Chimia, 39, 233, 1985; S. V. Kessar, P. Singh, A. K. Singh and V. J. Kaur, Indian J. Chem., 33B, 818, 1994; S. V. Kessar, R. Vohra and N. P. Kaur, Tetrahedron Lett., 3231, 1991; T. Kametani, H. Matsumoto, Y. Satoh, H. Nemoto and K. Fukumoto, J. Chem. Soc., Perkin Trans 1, 376, 1977.
14. S. V. Kessar, R. Vohra, N. P. Kaur, K. N. Singh and P. Singh, J. Chem. Soc., Chem. Commun., 1327, 1994.
15. S. V. Kessar, P. Singh, K. N. Singh and M. Dutt, J. Chem. Soc., Chem. Commun., 570, 1991; J. Verbcek and L. Brandsma, J. Org. Chem., 49, 3857, 1984; S. L. Taylor, D. V. Lee and J. C. Martin, J. Org. Chem., 48, 4157, 1983.
16. S. V. Kessar, P. Singh, K. N. Singh and M. Dutt, J. Chem. Soc., Chem. Commun., 570, 1991; J. Verbcek and L. Brandsma, J. Org. Chem., 49, 3857, 1984; S. L. Taylor, D. V. Lee and J. C. Martin, J. Org. Chem., 48, 4157, 1983.
17. S. V. Kessar, P. Singh, K. N. Singh and M. Dutt, J. Chem. Soc., Chem. Commun., 570, 1991; J. Verbcek and L. Brandsma, J. Org. Chem., 49, 3857, 1984; S. L. Taylor, D. V. Lee and J. C. Martin, J. Org. Chem., 48, 4157, 1983.
18. Cf(a) H. Ahlbrecht and H. Dollinger, Tetrahedron Lett., 25, 1353, 1984; (b) F. Kohler, N. Hertkorn and J. Blumel, Chem. Ber., 120, 281, 1987.
19. Cf(a) H. Ahlbrecht and H. Dollinger, Tetrahedron Lett., 25, 1353, 1984; (b) F. Kohler, N. Hertkorn and J. Blumel, Chem. Ber., 120, 281, 1987.
20. S. V. Kessar and K. N. Singh, unpublished results.