none 10.3987/COM-01-9279 CLOCKSS Archive CLOCKSS Archive 5187 36504921 73640 20090309143539 10.13030 2024-06-24T20:33:05Z 2009-03-09T05:36:31Z 9 HETEROCYCLES HETEROCYCLES 0385-5414 HTCYAM 2001 55 9 Takeo Konakahara Ryo Ogawa Sanae Tamura Akikazu Kakehi Norio Sakai 2001 1737 COM-01-9279 10.3987/COM-01-9279 20090309143539 https://triggered.stanford.clockss.org/ServeContent?doi=10.3987%2Fcom-01-9279 https://triggered.edinburgh.clockss.org/ServeContent?doi=10.3987%2Fcom-01-9279 10.1055/s-1983-30409 1. J. K. Whiesell and M. A. Whitesell, Synthesis, 1983, 517; for earlier works, see: D. A. Evans, J. Am. Chem. Soc., 1970, 92, 7593 and G. Wittig, R. Roderer, and S. Fischer, Tetrahedron Lett., 1973, 3517. 10.1002/9780470186695.ch4 2. R. T. Coutts and A. F. Casy, In Pyridine and Its Derivatives, Supplement IV; ed. by R. A. Abramovitch, Wiley, New York, 1975, p. 445. 10.1016/S0065-2725(08)60691-1 3. S. Rajappa and M. D. Nair, In Advances in Heterocyclic Chemistry, vol. 25; ed. by A. R. Katritzky and A. J. Boulton, Academic, New York, 1979, p.113. 10.1021/jm00214a004 4. Y. Morisawa, M. Kataoka, and N. Kitano, J. Med. Chem., 1977, 20, 483. 5. M. G. W. Bell, M. Day, and A. T. Peters, J. Chem. Soc., C, 1967, 132. 6. T. Konakahara and K. Sato, Bull. Chem. Soc. Japan, 1983, 56, 1241. 10.3987/R-1980-04-0393 7. T. Konakahara and Y. Takagi, Heterocycles, 1980, 14, 393. 8. T. Konakahara and Y. Kurosaki, J. Chem. Res.(S), 1989, 130; J. Chem. Res.(M), 1989, 1068. 10.3987/COM-96-7634 9. T. Konakahara, M. Hojahmat, and K.Sujimoto, Heterocycles, 1997, 45, 271. 10.3987/COM-01-9279 10. T. Konakahara, N. Sugama, A. Yamada, A. Kakehi, and N. Sakai, Heterocycles, 2000, 55, 313. 10.1246/nikkashi.1990.466 11. T. Konakahara, M. Sato, T. Haruyama, and K. Sato, Nippon Kagaku Kaishi, 1990, 466. 10.3987/R-1985-02-0383 12. T. Konakahara, A. Watanabe, and K. Sato, Heterocycles, 1985, 23, 383. 13. T. Konakahara, A. Watanabe, K. Maehara, M. Nagata, and M. Hojahmat, Heterocycles, 1993, 35, 1171. 10.3987/R-1983-04-0593 14. O. Tsuge, K. Masuda, and S. Kanemasa, Heterocycles, 1983, 20, 593. 15. T. Konakahara, M. Hojahmat, and S. Tamura, J. Chem. Soc., Perkin Trans. 1, 1999, 2803. 10.1055/s-1979-28612 16. T. Konakahara and Y. Takagi, Synthesis, 1979, 192. 17. The authors have deposited atomic coordinates for this structure with the Cambridge Crystallographic Data Center. The coordinates can be obtained on request from The Director, Cambridge Crystallographic Data Center, University Chemical Laboratory, Lenfield Road, Cambridge CB2 1EW, U.K. 18. C. K. Johnson, ‘ORTEP II, A Fortran Thermal-Ellipsoids Plot Program for Crystal Structure Illustrations,’ Report ORLN-5138. Oak Ridge National Laboratory, Oak Ridge, Tennessee, 1976. 19. MO (PM3 method) calculations were accomplished using the computer programs package CAChe Worksystem, supplied from Oxford Molecular Ltd. 10.3987/COM-98-8102 20. I. Katsuyama, S. Ogawa, H. Nakayama, Y. Yamaguchi, K. Funabiki, M. Matsui, H. Muramatsu, and K. Shibata, Heterocycles, 1998, 48, 779. 10.3891/acta.chem.scand.53-0141 21. N. Trondheim, Acta Chem. Scand., 1999, 53, 141, and references therein. 22. R. P. Woodbury and M. W. Rathke, J. Org. Chem. 1978, 43, 1947. 10.1093/ajcp/18.11_ts.917 23. V. M. Rodionov, I. V. Machinskaya, and V. M. Belikov, Zh. Obsch. Khim., 1948, 18, 917. 24. B. F. Thyagarajan and P. V. Gopalakrishnan, Tetrahedron, 1964, 20, 1051. 10.1107/S0021889889004103 25. M. C. Burla, M. Camalli, G. Cascarano, C. Giacovazzo, G. Polidori, R. Spagna, and D. Viterbo, SIR88. A Direct-Methods Program for the Automatic Solution of Crystal Structures; J. Appl. Cryst., 1989, 22, 389. 26. TEXSAN-TEXRAY Structure Analysis Package, Molecular Structure Corporation, 1985.