Chem. Abst., vol. 80, No. 19, May 13, 1974, abstract No. 108324z. |
J. of Heterocyclic Chem., vol. 30, No. 1, 1993, pp. 295-299. |
Helv. Chim. Acta, vol. 71, pp. 486-493, 1988. |
Synthetic Communications, vol. 22, No. 14, pp. 2053-2056, 1992. |
Photochemistry, vol. 28, No. 4, pp. 1133-1135, 1989. |
Jones, "Pyridine Syntheses: Preparation of Vitamin B.sub.6 analogs", Mar. 20, 1952, pp. 1489-1491. |
Liebigs Ann. Chem, Neunhoeffer et al., 1974, pp. 1190-1194. |
Liebigs Ann. Chem, Neunhoeffer et al., 1973, pp. 437-442. |