Convenient preparation of 1-azaazulene derivatives by the reaction of troponimines with enamines

Heterocycles

Volumn 45, Issue 5, 1997, Pages 841-845

  Nitta, Makoto ^a   Takayasu, Tohru ^a  

^a WASEDA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0011195789     PISSN: 03855414     EISSN: None     Source Type: Journal    
DOI: 10.3987/COM-97-7767     Document Type: Article

References (19)

1. For reviews: T. Nishiwaki and N. Abe, Heterocycles, 1981, 15, 547;
2. M. Kimura, J. Synth. Org. Chem. Japan, 1981, 39, 690.
3. K. Hafner, H. Kraus, and M. C. Bohm, Tetrahedron Lett., 1980, 21, 41.
4. O. Meth-Cohn, C. Moore, and P. H. van Rooyen, J. Chem. Soc., Perkin Trans. 2, 1985, 1793.
5. M. Nitta, Rev. Heteroatom Chem., 1993, 8, 87.
6. M. Nitta, Y. Iino, E. Hara, and T. Kobayashi, J. Chem. Soc., Perkin Trans. 1, 1989, 51;
7. M. Nitta, H. Kawaji, and N. Kanomata, Tetrahedron Lett., 1992, 33, 251;
8. Y. Iino and M. Nitta, J. Chem. Soc., Perkin Trans. 1, 1994, 2579;
9. M. Nitta, Y. Iino, and K. Kamata, J. Chem. Soc., Perkin Trans. 1, 1994, 2721.
10. M. Nitta, Y. Iino, T. Sugiyama, and A. Akaogi, Tetrahedron Lett., 1993, 34, 831;
11. M. Nitta, Y. Iino, T. Sugiyama, and A. Toyota, Tetrahedron Lett., 1993, 34, 835.
12. M. Nitta, Y. Iino, S. Mori, and T. Takayasu, J. Chem. Soc., Perkin Trans. 1, 1995, 1001.
13. T. Nishiwaki and T. Fukui, J. Chem. Res., (S), 1986, 286;
14. M. Nagahara, C. Ieda, M. Mimura, K. Uchida, S. Sato, and M. Okamura, Eur. Pat. Appl. EP 376233 (Chem. Abstr., 1991, 114, 23797b).
15. K. Sancchika, S. Kajigacshi, and S. Kanemasa, Chem. Lett., 1977, 861.
16. (a) K. Ito, K. Saito, and K. Takahashi, Bull. Chem. Soc. Jpn., 1992, 65, 812;
17. (b) K. Ito, K. Saito, S. Takeuchi, and K. Takahashi, Heterocycles, 1992, 34, 1415;
18. (c) K. Ito, Y. Hara, R. Sakakibara, and K. Saito, Heterocycles, 1995, 41, 1675; and references cited therein.
19. T. Takayasu, K. Itoh, and M. Nitta, Heterocycles, 1996, 43, 2667.