C. J. Barnett, et al., Tetrahedron Letters, 38:5, pp. 735-738 (1997). |
D.M. Lemal, et al., Tetrahedron Letters, vol. 19, p. 1119-1126 (1963). |
J.J. Vanden Eynde, et al., Tetrahedron Letters, 51:23, pp. 6511-6516 (1995). |
E. D. Edstrom, et al., Tetrahedron Letters, 36:39, pp. 7035-7038 (1995). |
Y. K. Shim, et al., Synthesis, vol. 9, pp. 753-754 (1990). |
U. Eisner, et al., J. Chem. Soc., pp. 3749-3754 (1955). |
N. K. Mohamed, et al., J. Prakt. Chem., Chem.-Ztg., 338:8, pp. 745-749 (1996). |
L. Hevesi, et al., Synthetic Metals, vol. 59, pp. 201-210 (1993). |
P. DeRuggieri, et al., Chemical Abstract, 63 10023 (1965). |
C. Shih, et al., Chem. Biol. Pteridines, 1989 Proc. Int. Symp. Pteridines Folic Acid Deriv., 9th, pp. 177-180 (1990). |
D. Walker, et al., Chem. Rev., vol. 67, pp. 153, 180-181 (1967). |
G. Moad, et al., J. of Am. Chem. Soc., 101:20, pp. 6068-6076 (1979). |
M.N. Preobrazhenskaya, et al., J. of Carbohydrates, Nucleosides, Nucleotides, 1:5-6, pp. 469-476 (1974). |
I.V. Ivleva, et al., Vestn. Mosk. Univ., Ser. 2, Khim., 33:3, pp. 251-255 (1992). |