1. 1) Francis J. K., “Cupania americana L. Guara. SO-ITF-SM-544,” U.S. Department of Agriculture, Forest Service, Southern Forest Experiment Station, New Orleans, 1991, pp. 1—4.
2. New tetra-acetylated oligosaccharide diterpene from Cupania vernalis
3. Synthesis of 6-(poly)prenyl-substituted polyprenols and their phosphates
4. 4) EI-MS of the trimethylsilyl ether derivative of 1: m/z 498 (M+, 5%), 483 (2), 429 (1), 408 (5), 272 (11), 271 (13), 255 (10), 203 (14), 156 (20), 135 (24), 121 (28), 81 (57), 69 (100), 55 (20), 41 (23).
5. 5) “Carbon-13 NMR Spectroscopy,” Chap. 5, ed. by Breitmaier E., Voelter W., VCH Verlagssgesellschaft, Weinheim, 1987.