[1. Greig, J. D., P. G. Hall: Trans. Faraday Society 63 (1967) 655.10.1039/tf9676300655]Search in Google Scholar
[2. Vilcins, G., J. 0. Lephardt: Chem. and Ind. 1975, 974.]Search in Google Scholar
[3. Kallianos, A. G., R. E. Means, J. D. Mold: Tob. Sci. 12 (1968) 125.]Search in Google Scholar
[4. Harke, H.-P., C.-J. Drews, D. Schiiller: Tetrahedron Letters 43 (1970) 3789.10.1016/S0040-4039(01)98590-9]Search in Google Scholar
[5. Stedman, R. L., R. C. Benedict, M. Dymicky, D. G. Bailey: Beitr. Tabakforsch. 5 (1969) 97.]Search in Google Scholar
[6. Schönherr, H., H.-J. Klimiscb, H.-P. Harke: Beitr. Tabakforsch. 7 (1973) 18.]Search in Google Scholar
[7. Elmenhorst, H.: Beitr. Tabakforsch. 3 (1965) 101.]Search in Google Scholar
[8. Brownlee, R., R. M. Silverstein: Anal. Chem. 40 (1968) 2077.10.1021/ac60269a048]Search in Google Scholar
[9. Vilcins, G., C. J, Varsel, F. E. Resnik: Tob. Sci. 8 (1964) 49.]Search in Google Scholar
[10. Kamphake, L. J., S. A. Hannah, J. M. Cohen: lnt. J. Air and Water Pollution 1967, 205.10.1016/0043-1354(67)90011-5]Search in Google Scholar
[11. King, A. T., F. A. Mason, S. B. Schryver: Brit. Pat. 101,738, 1916.]Search in Google Scholar
[12. Hall, H. K., Jr.: J. Amer. Chem. Soc. 79 (1957) 5444.10.1021/ja01577a031]Search in Google Scholar
[13. Dalling, D. K., D. M. Grant: J. Amer. Chem. Soc. 89 (1967) 6612.10.1021/ja01001a039]Search in Google Scholar
[14. Weigert, F. J., J. D. Roberts: ibid. 92 (1970) 1347.]Search in Google Scholar
[15. Bjeldanes, L. F., G. W. Chang: J. Agric. Food Chem. 23 (1975) 1010.10.1021/jf60201a023]Search in Google Scholar
[16. Buyske, D. A., L. H. Owen, P. Wilder, M. E. Hobbs: Anal. Chem. 28 (1956) 910.10.1021/ac60113a040]Search in Google Scholar
[17. Munson, B.: Anal. Chem. 43 (1971) 28A.10.1021/ac60307a723]Search in Google Scholar
[18. Carbons C2b and C6a were assigned by a comparison with the t8C nmr spectra of reference compounds. See Kutschan, R., L. Earnst, H. Wolf: Tetrahedron 33 (1977) 1833.10.1016/0040-4020(77)84069-6]Search in Google Scholar
[19. Harper, N. J., A. H. Beckett, A. D. J. Balon: J. Chem. Soc. 1960, 2704.10.1039/jr9600002704]Search in Google Scholar